APA (7th ed.) Citation

Insight Media (Firm), Sparrow, B., Broadhurst, R., & Olson, B. (2008). The psychology of power. Insight Media.

Chicago Style (17th ed.) Citation

Insight Media (Firm), Betsy Sparrow, Robert Broadhurst, and Bob Olson. The Psychology of Power. New York: Insight Media, 2008.

MLA (9th ed.) Citation

Insight Media (Firm), et al. The Psychology of Power. Insight Media, 2008.