Index to foreign legal periodicals. No.1, 1982. Institute of Advanced Legal Studies.
Dyfyniad Arddull ChicagoIndex to Foreign Legal Periodicals. No.1, 1982. London: Institute of Advanced Legal Studies.
Dyfyniad MLAIndex to Foreign Legal Periodicals. No.1, 1982. Institute of Advanced Legal Studies.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.