00313nam a2200121Ia 4500008004100000041000800041082000800049100003200057245002800089250000800117260005400125300001200179231228s1998    xx            000 0 und d  aeng  bRAO  aRAO (Nannapaneni Narayana )  aElements of Engineering  a4th  aNew DelhibPrentice Hall of India New Delhic1998  axi, 721