Davis, J. G. (1955). A dictionary of dairying (2nd ed., rev. and enl.). L. Hill.
Dyfyniad Arddull ChicagoDavis, John Gilbert. A Dictionary of Dairying. 2nd ed., rev. and enl. London: L. Hill, 1955.
Dyfyniad MLADavis, John Gilbert. A Dictionary of Dairying. 2nd ed., rev. and enl. L. Hill, 1955.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.