Chaika, Elaine. 1982. Language the Social Mirror. Rowley: Newbury House Publishers, INC

Phillips, Jon. 2013. Javanese. From Javanese _ About World Languages.htm. Retrieved on November 23rd 2013

Thompson, Irene. 2013. English. From English _ About World Languages.htm. Retrieved on November 23rd 2013

Yule, George. 2010. The Study of Language. New York: Cambridge University Press