Allaby, M. (1991). The concise oxford dictionary of zoology. Oxford University Press.
Dyfyniad Arddull ChicagoAllaby, Michael. The Concise Oxford Dictionary of Zoology. Oxford: Oxford University Press, 1991.
Dyfyniad MLAAllaby, Michael. The Concise Oxford Dictionary of Zoology. Oxford University Press, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.