000 00369nam a2200145Ia 4500
020 _a0195847377
082 _bT-1437
_a540
100 _a"Toon, Tan Yin"
245 0 _aModern Certificate Guides: Pure Chemistry
260 _bOxford Universty Press
_aSingapore
_c1995
300 _a217
944 _cTB
999 _c132674
_d132674