ASSOCIATION OF INDIAN UNIVERSITIES. (1997). HANDBOOK OF DISTANCE EDUCATION (UPDATED UPTO APRIL 1997) (4TH.). ASSOCIATION OF INDIAN UNIVERSITIES.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रASSOCIATION OF INDIAN UNIVERSITIES. HANDBOOK OF DISTANCE EDUCATION (UPDATED UPTO APRIL 1997). 4TH. NEW DELHI: ASSOCIATION OF INDIAN UNIVERSITIES, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रASSOCIATION OF INDIAN UNIVERSITIES. HANDBOOK OF DISTANCE EDUCATION (UPDATED UPTO APRIL 1997). 4TH. ASSOCIATION OF INDIAN UNIVERSITIES, 1997.
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