Gaya APA

Roeder, O., Mahmud, M. (1980). Whos Who In Indonesia : Biographies of Prominent Indonesian Personalities in All Fields (Ed. II ( Revisi ) - Cet.1). Jakarta: Gunung Agung.

Gaya MLA

Roeder, O.G.., Mahmud, Mahiddin. "Whos Who In Indonesia : Biographies of Prominent Indonesian Personalities in All Fields". Ed. II ( Revisi ) - Cet.1 Jakarta: Gunung Agung, 1980. Text.