00289nam a2200109Ia 4500008004100000041000800041082002200049100001800071245003600089260004600125300000800171211209s1968 xx 000 0 und d aeng a511.8 N68 SHA/VEN aSHANTINARAYAN aENGINEERING MATHEMATICS PART I  aNEW DELHIbS CHAND AND COMPANY LTD.c1968 a670