Gaya APA

Murwantono, D., Siregar, F, M. (2009). Thomas Jefferson and Gus Dur on democracy . Yogyakarta: Graduate School Gadjah Mada University.

Gaya MLA

Murwantono, Didik., Siregar, Fery, Muhammadsyah. "Thomas Jefferson and Gus Dur on democracy". Yogyakarta: Graduate School Gadjah Mada University, 2009. Text.