000 00330nam a2200145Ia 4500
020 _a9780195979565
082 _bT-578
_a510
100 _a"KENG,TEH"
245 0 _aMATHEMATICS
260 _b,Oxford uni press
_aPAKISTAN
_c1982
300 _a286
944 _cTB
999 _c694293
_d694293