Gaya APA

Punchihewa, P, G. (1994). Graded Reading Series [Nonfiction - Stage 4]: Coconut (Cet. 1.--). Jakarta: Gramedia Pustaka Utama.

Gaya MLA

Punchihewa, P., G.. "Graded Reading Series [Nonfiction - Stage 4]: Coconut". Cet. 1.-- Jakarta: Gramedia Pustaka Utama, 1994. Text.