000 00363nam a2200145Ia 4500
020 _a0195846664
082 _b675
_a380
100 _a"Betsy Li"
245 0 _aModern Certificate Guide: Certificate Commerce
260 _bOxford Universty Press
_aSingapore
_c1997
300 _a170
944 _cBK
999 _c69613
_d69613