Gaya APA

S.Pd., S, R, S. (2011). Learning How to: Ask and Give Facts And to Ask and Give Clarification . Jakarta Timur: CV. Citraunggul Laksana.

Gaya MLA

S.Pd., Sefi, Rahayu, S.S,. "Learning How to: Ask and Give Facts And to Ask and Give Clarification". Jakarta Timur: CV. Citraunggul Laksana, 2011. Text.