Gaya APA

Willis, H., Klammer, E. (1981). A brief handbook of english (2). New York: Harcourt Brace Jovanovich, inc..

Gaya MLA

Willis, Hulon., Klammer, Enno. "A brief handbook of english". 2 New York: Harcourt Brace Jovanovich, inc., 1981. Text.