LEADER 00783nam0-22002771i-450- 001 990000034320403321 005 20100305124647.0 035 $a000003432 035 $aFED01000003432 035 $a(Aleph)000003432FED01 035 $a000003432 100 $a20020821d--------km-y0itay50------ba 101 0 $aita 105 $ay-------001yy 200 1 $aOperating system analysis and design$fLeo J. Cohen. 210 $aRochelle Park, N.J.$cHayden book company$d1970 215 $aVII, 182 p.$cill.$d23 cm 676 $a005.42 700 1$aCohen,$bLeo J.$02518 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990000034320403321 952 $a13 A 22 23$b31847$fFINBC 959 $aFINBC 996 $aOperating system analysis and design$9105922 997 $aUNINA