Gaya APA

Rifai, M. (2014). GUS DUR: BIOGRAFI SINGKAT 1940–2009 (Fifth Edition). Sleman: Ar-Ruzz Media.

Gaya MLA

Rifai, Muhammad. "GUS DUR: BIOGRAFI SINGKAT 1940–2009". Fifth Edition Sleman: Ar-Ruzz Media, 2014. Text.