Gaya APA

Indriani, M. (2005). English pronunciation: The english speech sounds theory and Practice (Cet. 3). Jakarta: Gramedia Pustaka Utama.

Gaya MLA

Indriani, M.I.. "English pronunciation: The english speech sounds theory and Practice". Cet. 3 Jakarta: Gramedia Pustaka Utama, 2005. Text.