APA (7. basım) Alıntı

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

Chicago Style (17. basım) Atıf

Howlett, Michael, ve M. Ramesh. Studying Public Policy: Policy Cycles and Policy Subsystems. Toronto, Canadá: Oxford University Press.

MLA (9th ed.) Atıf

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