Bartlett, J., & Gibbon, D. P. (1984). Animal draught technology: An annotated bibliography. Overseas Development Group of the University of East Anglia, IT Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBartlett, Jane, और David P. Gibbon. Animal Draught Technology: An Annotated Bibliography. London: Overseas Development Group of the University of East Anglia, IT Publications, 1984.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBartlett, Jane, और David P. Gibbon. Animal Draught Technology: An Annotated Bibliography. Overseas Development Group of the University of East Anglia, IT Publications, 1984.
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