Gaya APA

Selby, N., S, I, B, P. (2003). Essential college english a grammar, punctuation, and writing workbook . New York: New York: Longman; 2003.

Gaya MLA

Selby, Norwood., S, I., Bledsoe,, Pamela. "Essential college english a grammar, punctuation, and writing workbook". New York: New York: Longman; 2003, 2003. Text.