Gaya APA

barton, G. (2021). Biografi Gus Dur : The Authorized biography of Abdurrahman Wahid (Cet.XI). Yogyakarta: LKiS.

Gaya MLA

barton, Greg. "Biografi Gus Dur : The Authorized biography of Abdurrahman Wahid". Cet.XI Yogyakarta: LKiS, 2021. Text.