000 00297nam a2200121Ia 4500
005 20260205054701.0
008 260111s9999||||xx |||||||||||||| ||und||
082 _a540.3 R518E
100 _aRittner , Don
245 0 _aEncyclopedia of chemistry
260 _aN D
_bViva Books
_c2006
942 _cBK
999 _c142624
_d142624