APA (7th ed.) Citation

Pfeifer, R., & Scheier, C. (1999). Understanding intelligence. MIT.

Chicago Style (17th ed.) Citation

Pfeifer, Rolf, and Christian Scheier. Understanding Intelligence. Cambridge (Massachusetts) [etc.]: MIT, 1999.

MLA (9th ed.) Citation

Pfeifer, Rolf, and Christian Scheier. Understanding Intelligence. MIT, 1999.

Warning: These citations may not always be 100% accurate.