Arikunto, S,. (2003). Procedure Penelitian Suatu Pendekatan Praktek. Jakarta: Rineka Cipta.
Ary, et al. (2010). Introduction to Research in Education. USA: Holt, Rinehart and Winston
Bailey, K.M., and L. Savage., eds. (1994). New ways in teaching speaking. Alexandria, VA: TESOL.
Barkley, Elizabeth E. and Cross, Patricia K. (2005). Collaborative learning techniques. Bandung: Nusa Media. 
Brown, H.D. (2000) Principle of Language Learning and Teaching 4 th end Person Education 	Ltd.
Byrne, D. (1986). Teaching Oral English. Cambridge: Cambridge University Press.
Burns, Anne and Joyce, Helen. (1997). Focus on speaking. Sydney: National Centre for English Language Teaching and Research.
Cameron, Lyne. (2001). Teaching language to young learners. Cambridge: Cambridge University Press. 
Cauldwell, R. (2005). Resource paket – Assessment of speech: Fluency. ED –4076 Rev. 07.09. Department of Education. Retrieved April 25th, 2010, from http://www- docstoc.com/docs/67625460/speakingfluency.doc.
Chaney, A.L., and T.L. Burk. 1998. Teaching Oral Communication in Grades K-8. Boston: Allyn&Bacon
Creswell, John W. (2012). Educational Research. Boston: Pearson.
Emilia, Emi. (2010). Teaching writing. Developing critical learners. Bandung: RIZQI PRESS.
Harmer, Jeremy. (2011).  The practice of English language teaching 5th Edition (Longman Handbooks for Language Teacher). New York: Longman Inc.
Harme, Jeremy. (1993). The practice of English language teaching. London: Longman.
Harmer, Jeremy. (2007).  The practice of English language teaching (Longman Handbooks for Language Teacher). New York: Longman Inc.
Hendrikus, Wuwur. (1991). Retorika. Yogyakarta: Kanisius.
Hopkinds, D. (1985). A teacher guide classroom research. Open University Pres: Philedelphia.
Huda, Miftahul. (2011). Cooperative learning : Metode, tehnik,  struktur, dan model penerapan. Yogyakarta: Pustaka Belajar. 
Huddleston, Rodney and Pullum, K. Geoffrey. (2005). A student’s introduction to English grammar. New York: Cambridge University Press.
Hughes, A. (2003). Testing for language teachers: Second edition. Cambridge: Cambridge University Press.
Isjoni. (2011). Cooperative Learning : Efektivitas pembelajaran kelompok. Bandung: Alfabeta. 
Jhonson, D.W. (2013). Active Learning: Cooperative in the College Classroom.
Kagan, S. (2009). Cooperative learning. San Clemente, CA: Kagan Publishing. Retri- eved April 12nd, 2010, from http://www.gdrc.org/kmgmt/c- learn/methods.html.
Krashen. (1989). English fluency for speaking. New York.
Linse, Caroline .T. (2005). Practical English language teaching young learners. New York: McGraw-Hill ESL/ELT.
Lado, R. (1961). Language testing: The construction and use of foreign language tests. London: Longman Group Ltd.
Makey, F. William. (1995). Language Teaching Analysis. Geneva Longman.
Martina, F., & Afriani, Z.L. (2020). Pelatihan pendekatan Genre-Based pada pembelajaran skill menulis bagi guru bahasa Inggris SMPN 10 kota Bengkulu. Jurnal Inovasi Pengabdian Masyarakat Pendidikan, 1(1). 57-73.
Nunan, D. (1995). Focus on the learner: Learning styles and strategies in language teaching methodologies - A textbook for teachers, Chapter 9, pp. 165-188.
Rakhmanina, L., Martina, F., & Jayadi, N. (2020). The comparison study on two-types of students personality: Sanguine and phlegmatic toward their English speaking ability. PROJECT (Professional Journal of English Education, 3(4), 443-452.
Richards, J. C. (2008). Conversationally speaking: Approaching to the teaching conversation. The language teaching matrix. New York: Cambridge University Press.
Riduwan. (2004). Metode dan Teknik Menyusun Tesis. Bandung: Alfabeta.
Sayekti, Ratna. (1983). Modul Struktur. Jakarta
Shumin, Kang. (1997). Factor To Consider Developing Of Speaking English Journal Vol 35 No.3 Juli-September Page 8. Forum
Smith, K.A. (1996). Cooperative learning : Theory, research, and practice. Boston: Allyn & Bacon.
Syafryadin, S., Martina, F., & Salniwati, S. (2020). Compensation strategies in speaking activities for non-English department students: poor and competent speakers. JEES (Journal of English Educators Society), 5(2). 109-116.
Sugiyono. (2017). Metode penelitian kuantitatif, kualitatif dan R&D. Bandung:Alfabeta.
Tarigan,  H. G. (1996). Berbicara: Sabagai suatu keterampilan berbahasa. Bandung: Angkasa.   
Underhil, Nic. (1987). Testing Spoken Language: A Handbook of Oral Testing Tecniques. New York: Cambridge University Press. 
Ur, P. (2012). A Course in language teaching practice and theory. United Kingdom. Cambridge University Press.
Weir, J. C. (1990). Communication Language Teaching. UK. Prentice Hall International.
Widdowson, H. G. (1987) ‘The Roles of Teacher and Learner’, ELT Journal, Pege 41-42, 83-88.