00596nam a2200193Ia 4500003000900000008004100009020001800050040001600068080001500084100002200099245005400121260004600175300001500221650002200236650002100258942000700279999001500286952010100301IN-BaIIA211028s9999    xx            000 0 eng d  a0-677-02930-6  cIIA Library  a681.3bBLA  aBlack, W. W98068 3aAn introduction to on-line computerscW. W. Black  aNew YorkbGordon and Breach Sciencec1971  axii, 449p.  a Computers98069  aNASA thesaurus   cBK  c4582d4582  00104070aBANbBANcGENd1974-12-17l0o681.3/ BLAp5112r2021-11-05w1974-12-17yBKG£ 11.80