APA (7th ed.) Citation

Sage, Hegselmann, R., Liebrand, W., & Nowak, A. (1998). Computer modeling of social processes. Sage.

Chicago Style (17th ed.) Citation

Sage, R. Hegselmann, W. Liebrand, and A. Nowak. Computer Modeling of Social Processes. London: Sage, 1998.

MLA (8th ed.) Citation

Sage, et al. Computer Modeling of Social Processes. Sage, 1998.