APA (7 वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, Clotfelter, C. T., & Rothschild, M. (1993). Studies of supply and demand in higher education. University of Chicago Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, Charles T. Clotfelter, और Michael Rothschild. Studies of Supply and Demand in Higher Education. Chicago, Ill.: University of Chicago Press, 1993.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, et al. Studies of Supply and Demand in Higher Education. University of Chicago Press, 1993.
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