Gaya APA

OTT, R., Snead, M. (1994). Unleashing Productivity: Your Guide to Unclocking the Secrets of Super Performance . New York: Richard Alan OTT.

Gaya MLA

OTT, Richard., Snead, Martin. "Unleashing Productivity: Your Guide to Unclocking the Secrets of Super Performance". New York: Richard Alan OTT, 1994. Text.