Harward law review. Vol.90.No.2, 1976-77. The Harward Law Review Publishing Association.
Dyfyniad Arddull ChicagoHarward Law Review. Vol.90.No.2, 1976-77. Cambridge: The Harward Law Review Publishing Association.
Dyfyniad MLAHarward Law Review. Vol.90.No.2, 1976-77. The Harward Law Review Publishing Association.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.