Dobler, Donald W..
Purchasing and Materials Management / - Fourth Ed. / - New York : McGraw-Hill Book Company , 1981 - p796 :
0-07-037042-7
Economics
X:89U / M4
Purchasing and Materials Management / - Fourth Ed. / - New York : McGraw-Hill Book Company , 1981 - p796 :
0-07-037042-7
Economics
X:89U / M4