00281nam a2200109Ia 4500008004100000041000800041082001600049100001300065245003800078260004700116300000800163211209s1975    xx            000 0 und d  aeng  a004 N75 THO  aTHOMAS B  aINTRODUCTION TO COMPUTER SCIENCE   aNEW YORKbMCGRAW-HILL KOGAKUSHA LTD.c1975  a416