000 00281nam a2200121Ia 4500
008 220201s1988 xx 000 0 eng d
100 _aDASS H K
245 0 _aAPPLIED MATHEMATICS FOR POLYTECHNICS
250 _a2
260 _aDELHI
_bCBS PUB
_c1988
300 _a607
942 _2ddc
999 _c90645
_d90645