Gaya APA

Let's Study Passive and Active Sentences: Ayo belajar kalimat pasif dan aktif. (2006). Yogyakarta: Andi.

Gaya MLA

Let's Study Passive and Active Sentences: Ayo belajar kalimat pasif dan aktif. . Yogyakarta: Andi, 2006. Buku Teks.