APA (7th ed.) Citation

Vail, P. L. (1994). Emotion: The on/off switch for learning. Modern Learning Press.

Chicago Style (17th ed.) Citation

Vail, Priscilla L. Emotion: The On/off Switch for Learning. Rosemont, NJ: Modern Learning Press, 1994.

MLA (9th ed.) Citation

Vail, Priscilla L. Emotion: The On/off Switch for Learning. Modern Learning Press, 1994.