00345nam a22001217a 4500082003400000100002100034245004400055250001200099260002500111300004200136526003700178650000800215  a620.00420285bBOWcL-10, P-91  aBowman, Daniel J  aUnderstanding CAD/CAMbBowman, Daniel J  a1st ed.  aDelhi :bBPBcc1987.  aii, 299 p. ;billc18 cm.emaps, pics  a0b0c0d620_004202850000000_BOW  aMCE