000 00379nam a2200145Ia 4500
040 _cPK-LaCSN
082 _a510
_bLOD
100 _aLodhi, Prof Shamshad Muhammad
245 0 _aMathematics ptb for class 11
260 _c2019
_bPunjab Curriculum and Text Book Board
_aLahore
300 _a426
942 _cTR
999 _c859458
_d859435