000 00267nam a2200121 a 4500
003 EIA
001 7807
942 _02
_2ddc
_cBK
245 _aChemistry :
_ban experimental science
260 _c1995
008 141112s1995 ck r 000 u spa d
082 _a540
_bB668
999 _c1889
_d1889