APA (7th ed.) Citation

Chapman, A. J., Conroy, W. A., & Sheehy, N. (1997). Biographical dictionary of psychology. Routledge.

Chicago Style (17th ed.) Citation

Chapman, Antony J., Wendy A. Conroy, and Noel Sheehy. Biographical Dictionary of Psychology. London: Routledge, 1997.

MLA (8th ed.) Citation

Chapman, Antony J., et al. Biographical Dictionary of Psychology. Routledge, 1997.