APA (7th ed.) Citation

Berndt, T. J., & Ladd, G. W. (1989). Peer relationships in child development. Wiley.

Chicago Style (17th ed.) Citation

Berndt, Thomas J., and Gary W. Ladd. Peer Relationships in Child Development. New York: Wiley, 1989.

MLA (9th ed.) Citation

Berndt, Thomas J., and Gary W. Ladd. Peer Relationships in Child Development. Wiley, 1989.

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