Edwards, G. C., & Sharkansky, I. (1978). The policy predicament: Making and imple-implementing public policy. Freeman.
Citazione stile Chigago Style (17a edizione)Edwards, George C., e Ira Sharkansky. The Policy Predicament: Making and Imple-implementing Public Policy. San Francisco: Freeman, 1978.
Citatione MLA (9a ed.)Edwards, George C., e Ira Sharkansky. The Policy Predicament: Making and Imple-implementing Public Policy. Freeman, 1978.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.