APA (7th ed.) Citation

Wattles, W. D., & Powell, J. (1993). The Science of becoming excellent. Golden Books Centre.

Chicago Style (17th ed.) Citation

Wattles, Wallace D., and Judith Powell. The Science of Becoming Excellent. Kuala Lumpur: Golden Books Centre, 1993.

MLA (8th ed.) Citation

Wattles, Wallace D., and Judith Powell. The Science of Becoming Excellent. Golden Books Centre, 1993.