Tella, R. D. (2006). Access and use of grey literature in social science: Problems and prospects. Ess Ess Publications.
শিকাগো স্টাইলে সাইটেশনTella, Rama Devi. Access and Use of Grey Literature in Social Science: Problems and Prospects. New Delhi: Ess Ess Publications, 2006.
এমএলএ সাইটেশনTella, Rama Devi. Access and Use of Grey Literature in Social Science: Problems and Prospects. Ess Ess Publications, 2006.
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