00727nam a2200241Ia 4500 151331 BIBL 20160527195744.0 740301s1974 njua b 001 0 eng 74004017 //r92 081045100X CACG QA76.6 .L42 001.6/4 001.64 L488d Lefkovitz, David Local 124449 Data management for on-line systems. Rochelle Park, N.J. Hayden Book Co. [1974] 289 p. illus. 24 cm. Includes bibliographical references. Online data processing. Local 145135 Electronic digital computers Programming. Local 91184 124830 124830 0 0 0 001_640000000000000_L488D 0 abl 281184 1 1 17 2016-05-27 226650 0 001.64 L488d mq226650 2016-05-27 00:00:00 r:151331 z:NCC:D 6 0 0 0 001_640000000000000_L488D 0 abl 281189 1 1 17 2016-05-27 226649 0 001.64 L488d mq226649 2016-05-27 00:00:00 r:151331 z:NCC:D 6