Gaya APA

Mahfuddin, A, I, &, F. (2008). How to master english : complete easy systematic (Cet. 3). Jakarta: Kesaint Blanc.

Gaya MLA

Mahfuddin, Ahmad, Izzan, &, FM. "How to master english : complete easy systematic". Cet. 3 Jakarta: Kesaint Blanc, 2008. Text.