John, P. (2012). Analyzing public policy (Second edition.). Routledge.
Cita Chicago (17th ed.)John, Peter. Analyzing Public Policy. Second edition. Abingdon, Oxon ; New York: Routledge, 2012.
Cita MLA (8th ed.)John, Peter. Analyzing Public Policy. Second edition. Routledge, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.