00860nam0-22003011i-450 99000084133040332120191031132203.00-8359-3075-0000084133FED01000084133(Aleph)000084133FED0100008413320001010d--------km-y0itay50------baengy-------001yyInformation management systemsvirtual storage a pratical guide for managersM. E. WalshRestonReston Publishing CompanyInc.1979XII, 308 p.24 cm004Walsh,Myles E.41304ITUNINARICAUNIMARCBK99000084133040332102 51 A 73391FINBNFINBNInformation management systems1564406UNINAING01