Gaya APA

Pratt, L, N. (1993). Grammar step-by-step : volume 2 / Lorraine Nichols Pratt (Cet. 1). Jakarta: Binarupa Aksara.

Gaya MLA

Pratt, Lorraine, Nichols. "Grammar step-by-step : volume 2 / Lorraine Nichols Pratt". Cet. 1 Jakarta: Binarupa Aksara, 1993. Buku.