000 00281nam a2200121Ia 4500
008 220201s1977 xx 000 0 eng d
100 _aGURU
245 0 _aENGINEERING MATHEMATICS
260 _aJALANDHAR
_bINDIAN PUB HOUSE
_c1977
300 _a182
700 _aKUMAR
942 _2ddc
999 _c89594
_d89594