Gaya APA

Sarma, G., Morley, J. (1993). Improving Spoken English: An Intensive Personalized Program In Perception, Pronunciation, Practice In Context . Jakarta: Binarupa Aksara.

Gaya MLA

Sarma, GV., Morley, Joan. "Improving Spoken English: An Intensive Personalized Program In Perception, Pronunciation, Practice In Context". Jakarta: Binarupa Aksara, 1993. Text.