Cita APA (7a ed.)

Mandel, S. (1988). Effective presentation skills. Kogan Page.

Cita Chicago Style (17a ed.)

Mandel, Steve. Effective Presentation Skills. London: Kogan Page, 1988.

Cita MLA (9a ed.)

Mandel, Steve. Effective Presentation Skills. Kogan Page, 1988.