APA (7th ed.) Citation

Loehlin, J. C., Gardner, L., & Spuhler, J. N. (1975). Race differences in intelligence. Freeman.

Chicago Style (17th ed.) Citation

Loehlin, John C., Lindzey Gardner, and James N. Spuhler. Race Differences in Intelligence. San Francisco: Freeman, 1975.

MLA (8th ed.) Citation

Loehlin, John C., et al. Race Differences in Intelligence. Freeman, 1975.