00297nam a2200133Ia 4500008004100000020001800041100001800059245002400077250000600101260001200107260002700119260000900146300000800155221231s9999    xx            000 0 und d  a81-85240-79-5  aAshoka K.Jain 0aReinforced Concrete  a6  aRoorkee  bNem Chand and Brothers  c2007  a874