Gaya APA

Gwee, J., Jusman, T. (2010). Instant Quotations On Communication Presentation and Public Speaking . Jakarta: PT Gramedia Pustaka Utama.

Gaya MLA

Gwee, James., Jusman, Tjantana. "Instant Quotations On Communication Presentation and Public Speaking". Jakarta: PT Gramedia Pustaka Utama, 2010. Text.