000 00302nam a22001097a 4500
082 _a515.1 CHW'D
100 _aCHAWLA, L.M,NAISR-UD-DIN
_979988
245 _aDIFFRENTIAL OF INTEGRAL CALCULUS INTERMEDEIATE AND HIGHER SECONDARY CLASSES
260 _aLAHORE
_bRIPSON
_c1940
300 _a226P
942 _cBK
999 _c584968
_d584968