Gaya APA

Akhmadi, A. (2007). Smart Steps The Smartest Way to Learn English An English Textbook for Junior High School Grade VII 2004 Curriculum . Jakarta: Ganeca Excat.

Gaya MLA

Akhmadi, Ali. "Smart Steps The Smartest Way to Learn English An English Textbook for Junior High School Grade VII 2004 Curriculum". Jakarta: Ganeca Excat, 2007. Text.