APA (7th ed.) Citation

Roulac, A. N. (2006). Power, passion, and purpose: 7 steps to energizing your life. NPB Success.

Chicago Style (17th ed.) Citation

Roulac, Ann Nicholas. Power, Passion, and Purpose: 7 Steps to Energizing Your Life. Batu Caves, Selangor: NPB Success, 2006.

MLA (8th ed.) Citation

Roulac, Ann Nicholas. Power, Passion, and Purpose: 7 Steps to Energizing Your Life. NPB Success, 2006.