1. Public Policy: Perspectives and Choices;Cochran,2014
2. Public Policy: the Essential Reading;Theodoulou,2013
3. Public Policymaking: an Introduction;Anderson,2011
4. Understanding Public Policy;Dye,2008
5. Public policy and the challenges of policy evaluation in the Third World;Nwagboso;Britis. J. Human. Soci. Sc.,2012