000 00288nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 0 _aJournal of Chemical Education
260 _aDirectorate of Chemical Education
_bEaston
_c1 Jul-31 Aug,2000
362 _a77-77
_b07-Aug
942 _2ddc
_cJ
999 _c182693
_d182693