APA (7th ed.) Citation

Walker, W. E., & Fisher, G. H. (1994). Public policy analysis: A brief definition. RAND.

Chicago Style (17th ed.) Citation

Walker, Warren E., and G. H. Fisher. Public Policy Analysis: A Brief Definition. Santa Monica, Calif.: RAND, 1994.

MLA (9th ed.) Citation

Walker, Warren E., and G. H. Fisher. Public Policy Analysis: A Brief Definition. RAND, 1994.