British Columbia. Dept. of Mines. (1945). Annual report for the year ended ... [s.n.].
Dyfyniad Arddull ChicagoBritish Columbia. Dept. of Mines. Annual Report for the Year Ended ... Victoria, B.C.: [s.n.], 1945.
Dyfyniad MLABritish Columbia. Dept. of Mines. Annual Report for the Year Ended ... [s.n.], 1945.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.