APA (7th ed.) Citation

Blanchard, K., Robinson, D., & Robinson, J. (2002). Zap the gaps!: Target higher performance and achieve it! William Morrow.

Chicago Style (17th ed.) Citation

Blanchard, Ken, Dana Robinson, and Jim Robinson. Zap the Gaps!: Target Higher Performance and Achieve It! New York: William Morrow, 2002.

MLA (9th ed.) Citation

Blanchard, Ken, et al. Zap the Gaps!: Target Higher Performance and Achieve It! William Morrow, 2002.