Gaya APA

Barton, G., Hua, L. (2016). Biografi Gus Dur : the authorized biography abdurrahman wahid (cet. 1). Yogyakarta: Saufa.

Gaya MLA

Barton, Greg., Hua, Lie. "Biografi Gus Dur : the authorized biography abdurrahman wahid". cet. 1 Yogyakarta: Saufa, 2016. Text.