APA (7th ed.) Citation

Van Horn, C. E., Baumer, D. C., & Gormley, W. T. (1989). Politics and public policy. CQ Press.

Chicago Style (17th ed.) Citation

Van Horn, Carl E., Donald C. Baumer, and William T. Gormley. Politics and Public Policy. Washington, DC: CQ Press, 1989.

MLA (9th ed.) Citation

Van Horn, Carl E., et al. Politics and Public Policy. CQ Press, 1989.