Gaya APA

Dirgeyasa, I, W., Hartoyo, I. (2016). College academic writing a genre-based perspective (Cet. 1). Jakarta: Kencana.

Gaya MLA

Dirgeyasa, I, Wy., Hartoyo, Indra. "College academic writing a genre-based perspective". Cet. 1 Jakarta: Kencana, 2016. Textbook.