Gaya APA

Simanjuntak, J, P. (2003). Public relations (Ed. 1, Cet. 1). Yogyakarta: Graha Ilmu.

Gaya MLA

Simanjuntak, John., P. "Public relations". Ed. 1, Cet. 1 Yogyakarta: Graha Ilmu, 2003. Text.