Gaya APA

Kalb, C., Sutarto, A. (1992). Graded Reading Series [Nonfiction - Stage 4]: Visit Tana Toraja (Cet. 1.--). Jakarta: Gramedia Pustaka Utama.

Gaya MLA

Kalb, Claudia., Sutarto, Ayu. "Graded Reading Series [Nonfiction - Stage 4]: Visit Tana Toraja". Cet. 1.-- Jakarta: Gramedia Pustaka Utama, 1992. Text.