00274    a2200097   4500082001300000100002300013245003300036260004400069300002200113650004100135  a005bJOR  aJorgensen, Carolyn  aMastering 1- 2- 3brelease 3  aNew DelhibBPB Publicationsc1990g1990  axxxii,682p.c22cm  aComputer programming ,programs ,data