Gaya APA

Azar, B, S. (2006). Fundamentals of English Grammar : Third Edition With Answer Key / Betty Schrampfer Azar (Ed. 3). Amerika: Logman.

Gaya MLA

Azar, Betty, Schrampfer. "Fundamentals of English Grammar : Third Edition With Answer Key / Betty Schrampfer Azar". Ed. 3 Amerika: Logman, 2006. Text.