00267nam a2200133Ia 4500020000900000082000800009100001700017245002900034250001000063260003800073300000700111500000900118650000600127  aNULL  a510  aGupta, B. D. 0aViva-Voce In Mathematics  aFirst  aMeerutbKedar Nath Ram Nath & Co.  a88  a7203  a-