APA (7th ed.) Citation

Penrod, S., & Penrod, S. (1986). Social psychology (2. ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Penrod, Steven, and Steven Penrod. Social Psychology. 2. ed. Englewood Cliffs, N. J: Prentice-Hall, 1986.

MLA (9th ed.) Citation

Penrod, Steven, and Steven Penrod. Social Psychology. 2. ed. Prentice-Hall, 1986.