APA (7th ed.) Citation

Blanchard, K., & Johnson, S. (1983). The one minute manager. Willow Books.

Chicago Style (17th ed.) Citation

Blanchard, Kenneth, and Spencer Johnson. The One Minute Manager. London: Willow Books, 1983.

MLA (9th ed.) Citation

Blanchard, Kenneth, and Spencer Johnson. The One Minute Manager. Willow Books, 1983.