000 00277nam a2200121Ia 4500
008 220201s1989 xx 000 0 eng d
100 _aDASS H K
245 0 _aENGINEERING MATHEMATICS
250 _a4
260 _aDELHI
_bS CHAND AND SONS
_c1989
300 _a912
942 _2ddc
999 _c90654
_d90654