APA (7th ed.) Citation

Pennington, D. C., Gillen, K., & Hill, P. (1999). Social psychology (Second edition.). Arnold Co-published in the U.S.A. by Oxford University Press.

Chicago Style (17th ed.) Citation

Pennington, Donald C., Kate Gillen, and Pam Hill. Social Psychology. Second edition. London New York: Arnold Co-published in the U.S.A. by Oxford University Press, 1999.

MLA (8th ed.) Citation

Pennington, Donald C., et al. Social Psychology. Second edition. Arnold Co-published in the U.S.A. by Oxford University Press, 1999.