000 00356nam a2200157Ia 4500
020 _a9780195472585
040 _cPK-LaCSN
082 _a510
_bDUN
100 _a"Dunbar, Bev"
245 0 _aMaths
260 _c[NA]
_bOxford university press
_aPakistan
300 _a195
942 _cTB
999 _c837702
_d837679