Diamond, A. (1971). Primitives Law, Past and Present. Methuen.
Dyfyniad Arddull ChicagoDiamond, A.S. Primitives Law, Past and Present. London: Methuen, 1971.
Dyfyniad MLADiamond, A.S. Primitives Law, Past and Present. Methuen, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.