Cohen, S. I. (2013). Economic models for policy making: Principles and designs revisited. Routledge.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCohen, S. I. Economic Models for Policy Making: Principles and Designs Revisited. London ; New York: Routledge, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCohen, S. I. Economic Models for Policy Making: Principles and Designs Revisited. Routledge, 2013.
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