APA Style

Sukur, S, G., Suryaman, , I. (). English for Real Communication Student's Book 1 (cet 1). Jakarta: PT Gramedia Pustaka Utama.

MLA Style

Sukur, Silvester, Goridus., Suryaman, , Ilustrator,. "English for Real Communication Student's Book 1". cet 1 Jakarta: PT Gramedia Pustaka Utama, . Monograf.