Gaya APA

Jaffe, C., Lilles, A. (2001). Public speaking : concepts and siklus for a diverse society (3 rd.ed). Australia: Wadsworth.

Gaya MLA

Jaffe, Clella., Lilles, Aimee. "Public speaking : concepts and siklus for a diverse society". 3 rd.ed Australia: Wadsworth, 2001. Text.