000 00241nam a2200109Ia 4500
020 _a9788126530403
082 _a621.31913
100 _aHINGORANI, NARAIN G.
245 _aUNDERSTANDING FACTS
260 _aNEW DELHI
_b WILEY
_c2000
942 _cBK
999 _c3517
_d3517