VEER, R. D. (2011). Bloomsbury Library of educational tougth. Continuum international publishing Group.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVEER, Renevan Der. Bloomsbury Library of Educational Tougth. Continuum international publishing Group, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्रVEER, Renevan Der. Bloomsbury Library of Educational Tougth. Continuum international publishing Group, 2011.
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