00431nam 2275067 450000100060000000300230000600500090002900800410003808200080007907200210008702000170010810000160012526000420014124500420018365000210022565000170024675067StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a621 aComputer Systems a80-85095-752 aC.B. Besant bAffiliated east-west press pvt c1986 aComputer Aided Design and Manufacture aComputer Systems aIntroduction