Cita APA (7a ed.)

Howlett, M. (2009). Studying public policy: Policy cycles & policy subsystems. Oxford University Pr..

Cita Chicago Style (17a ed.)

Howlett, Michael. Studying Public Policy: Policy Cycles & Policy Subsystems. Oxford: Oxford University Pr., 2009.

Cita MLA (9a ed.)

Howlett, Michael. Studying Public Policy: Policy Cycles & Policy Subsystems. Oxford University Pr., 2009.