Gaya APA

M.A., D, B, S, M, D, B, B, S. (2010). Easy English, English Grammar Comprehension . Jakarta: PT. Gramedia Widiasarana Indonesia.

Gaya MLA

M.A., Drs., Binsar, Sihombing,, M.A., Dan, Barbara, Burton, S.,. "Easy English, English Grammar Comprehension". Jakarta: PT. Gramedia Widiasarana Indonesia, 2010. Text.