APA (7th ed.) Citation

Spears, D., Richards, M., & Richardson, K. (1972). Race, culture and intelligence. Penguin.

Chicago Style (17th ed.) Citation

Spears, David, Martin Richards, and Ken Richardson. Race, Culture and Intelligence. Harmondsworth: Penguin, 1972.

MLA (8th ed.) Citation

Spears, David, et al. Race, Culture and Intelligence. Penguin, 1972.

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