000 00342nam a2200145Ia 4500
020 _a0195846664
082 _bT-131
_a380
100 _a"Betsy Li"
245 0 _aCERTIFICATE COMMERCE
260 _bOxford Universty Press
_aSingapore
_c1987
300 _a170
944 _cTB
999 _c102398
_d102398