Wanous, S.J. creator Wagner, Gerald E. Wanous, E.E. Cincinnati 1971 408 s. : Ill. Growth and Importance of data Processing (Page-1), Basic Components of Automated Systems (Page-59), Unit-Record System (Page-131), The Electronic Computer System (Page-165). S.J. Wanous, E.E. Wanous. Gerald E. Wagner 001.64,WAN 0-538-10500-3 20230516115854.0