Gaya APA

dkk, J, S, , H., Hartanto, J, S. (2009). Accurate, Brief and Clear English Grammar . : Indah Surabaya.

Gaya MLA

dkk, John, Surjadi, , Hartanto., Hartanto, John, S.. "Accurate, Brief and Clear English Grammar". : Indah Surabaya, 2009. Text.