Gaya APA

Baehaqi, I., Kamdani, . (2014). Practical English Grammar (Cet.4). Yogyakarta: Pustaka Pelajar.

Gaya MLA

Baehaqi, Imam., Kamdani, . "Practical English Grammar". Cet.4 Yogyakarta: Pustaka Pelajar, 2014. Textbook.