00286nam a2200109 a 450000500170000008200200001710000130003724500390005026000420008930000230013163000220015420251202164222.0  a001.640222bZAN  aZandi, M  aComputer-aided design and drafting  aAlbany, N.Y.bDelmar Publishersc1985  a242 p.b22 cm.cPB  aComputer graphics