000 00261nam a2200109Ia 4500
008 220201s1974 xx 000 0 eng d
100 _aCHAWLA P K
245 0 _aENGINEERING MATHEMATICS
260 _aDELHI
_bKATSON PUB HOUSE
_c1974
300 _a500
942 _2ddc
999 _c89285
_d89285