Cita APA (7th ed.)
Thiessen, W. A., & Walker, W. E. Public Policy Analysis: New Developments. Springer.
Cita Chicago (17th ed.)
Thiessen, Will A.H, i Warren E. Walker. Public Policy Analysis: New Developments. Nueva York, EUA: Springer.
Cita MLA (9th ed.)
Thiessen, Will A.H, i Warren E. Walker. Public Policy Analysis: New Developments. Springer.
Atenció: Aquestes cites poden no estar 100% correctes.