Birkland Thomas A. (2020). Introduction to the policy process: Theories, concepts, and models of public policy making (5th ed.). Routledge (Taylor and Francis).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBirkland Thomas A. Introduction to the Policy Process: Theories, Concepts, and Models of Public Policy Making. 5th ed. New York: Routledge (Taylor and Francis), 2020.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBirkland Thomas A. Introduction to the Policy Process: Theories, Concepts, and Models of Public Policy Making. 5th ed. Routledge (Taylor and Francis), 2020.
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