Howlett, M., & Ramesh, M. Studying public policy: Policy cycles and policy subsystems. Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHowlett, Michael, और M. Ramesh. Studying Public Policy: Policy Cycles and Policy Subsystems. Toronto, Canadá: Oxford University Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHowlett, Michael, और M. Ramesh. Studying Public Policy: Policy Cycles and Policy Subsystems. Oxford University Press.
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