The Quarterly Journal of Economics. President and Fellows of Harvard College.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThe Quarterly Journal of Economics. President and Fellows of Harvard College.
एमएलए (9वां संस्करण) प्रशस्ति पत्रThe Quarterly Journal of Economics. President and Fellows of Harvard College.
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