APA (7th ed.) Citation

Zimmer, M. (1987). Effective presentations. Sphere Books.

Chicago Style (17th ed.) Citation

Zimmer, Marc. Effective Presentations. London: Sphere Books, 1987.

MLA (9th ed.) Citation

Zimmer, Marc. Effective Presentations. Sphere Books, 1987.

Warning: These citations may not always be 100% accurate.