APA Style

Jaffe, C, L. (2013). Public Speaking: Concept and Skills for a Diverse Society 7 Ed. (7). USA: Wadsworth Cengage Learning.

MLA Style

Jaffe, Clella, Lles. "Public Speaking: Concept and Skills for a Diverse Society 7 Ed.". 7 USA: Wadsworth Cengage Learning, 2013. Ilmu Komunikasi.