APA (7e ed.) Bronvermelding

Howlett, M. P., & Ramesh, M. (1995). Studying public policy: Policy cycles and policy subsystems. Oxford University Press.

Chicago (17e ed.) Bronvermelding

Howlett, Michael Patrick, en M. Ramesh. Studying Public Policy: Policy Cycles and Policy Subsystems. Toronto: Oxford University Press, 1995.

MLA (9e ed.) Bronvermelding

Howlett, Michael Patrick, en M. Ramesh. Studying Public Policy: Policy Cycles and Policy Subsystems. Oxford University Press, 1995.