00285nam a2200109Ia 4500008004100000041000800041082001600049100001200065245006000077260003000137300000800167211209s1976    xx            000 0 und d  aeng  a620.136 RAO  aRAO K L  aCALCULATION, DESIGN AND TESTING OF REINFORCED CONCRETE   bCHAROTAR BOOK STALLc1976  a750