APA (7th ed.) Citation

Selltiz, C., Wrightsman, L. S., & Cook, S. W. (1976). Research methods in social relations (3rd ed.). National Book Store.

Chicago Style (17th ed.) Citation

Selltiz, Claire, Lawrence S. Wrightsman, and Stuart Wellford Cook. Research Methods in Social Relations. 3rd ed. Manila: National Book Store, 1976.

MLA (9th ed.) Citation

Selltiz, Claire, et al. Research Methods in Social Relations. 3rd ed. National Book Store, 1976.