Krishan Gopal. (1977). Theses on Indian Sub-continent, 1877-1971: An annotated bibliography of dissertations in social sciences and humanities accepted with the universities of Australia, Canada, Great Britain and Ireland, and United States of America. Hindustan Pub. Corp. (India).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Krishan Gopal. Theses on Indian Sub-continent, 1877-1971: An Annotated Bibliography of Dissertations in Social Sciences and Humanities Accepted with the Universities of Australia, Canada, Great Britain and Ireland, and United States of America. Delhi: Hindustan Pub. Corp. (India), 1977.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Krishan Gopal. Theses on Indian Sub-continent, 1877-1971: An Annotated Bibliography of Dissertations in Social Sciences and Humanities Accepted with the Universities of Australia, Canada, Great Britain and Ireland, and United States of America. Hindustan Pub. Corp. (India), 1977.