CHIANA ALPHA C. (1974). FUNDAMENTAL METHODS OF MATHAMETICAL ECONOMICS (2ND.). MCGRAW-HILL.
Dyfyniad Arddull ChicagoCHIANA ALPHA C. FUNDAMENTAL METHODS OF MATHAMETICAL ECONOMICS. 2ND. TOKYO: MCGRAW-HILL, 1974.
Dyfyniad MLACHIANA ALPHA C. FUNDAMENTAL METHODS OF MATHAMETICAL ECONOMICS. 2ND. MCGRAW-HILL, 1974.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.