Bartlett, J., & Gibbon, D. P. (1984). Animal draught technology: An annotated bibliography. Overseas Development Group of the University of East Anglia, IT Publications.
Chicago-referens (17:e uppl.)Bartlett, Jane, och David P. Gibbon. Animal Draught Technology: An Annotated Bibliography. London: Overseas Development Group of the University of East Anglia, IT Publications, 1984.
MLA-referens (8:e uppl.)Bartlett, Jane, och David P. Gibbon. Animal Draught Technology: An Annotated Bibliography. Overseas Development Group of the University of East Anglia, IT Publications, 1984.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.