APA (7 वां संस्करण) प्रशस्ति पत्र
Clark, L. L., Bedi, D. Ν., & Gill, J. M. (1984). A guide to developing braille and talking book services. International Federation of Library Associations and Institutions.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Clark, Leslie L., Dina Ν Bedi, और John M. Gill. A Guide to Developing Braille and Talking Book Services. The Hague, Netherlands: International Federation of Library Associations and Institutions, 1984.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Clark, Leslie L., et al. A Guide to Developing Braille and Talking Book Services. International Federation of Library Associations and Institutions, 1984.
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