Gaya APA

Dardjowidjojo, S. (2009). English Phonetics and Phonology: For Indonesians . Jakarta: Yayasan Pustaka Obor Indonesia.

Gaya MLA

Dardjowidjojo, Soenjono. "English Phonetics and Phonology: For Indonesians". Jakarta: Yayasan Pustaka Obor Indonesia, 2009. Text.