00277nam a2200109Ia 4500008004100000041000800041082001200049100001300061245004500074260004000119300000800159211209s1969    xx            000 0 und d  aeng  aGUP/KAN  aGUPTHA N  aWORKSHOP TECHNOLOGY THEORY AND PRACTICE   aBOMBAYbASIA PUBLISHING HOUSEc1969  a519