Gaya APA

Barton, G., Hua, L. (2019). Biografi gus dur : the authorized biography of abdurrahman wahid (Cet. 1). Yogyakarta: Noktah.

Gaya MLA

Barton, Greg., Hua, Lie. "Biografi gus dur : the authorized biography of abdurrahman wahid". Cet. 1 Yogyakarta: Noktah, 2019. Text.