| 000 | 00423nam a2200121 4500 | ||
|---|---|---|---|
| 999 |
_c7467 _d7467 |
||
| 008 | 151006b xxu||||| |||| 00| 0 eng d | ||
| 050 | _aREF TP 202 .A43 2002 | ||
| 245 |
_aAldrich advancing science/ _cSigma Aldrich corporation. |
||
| 260 |
_aUSA: _bSigma Aldrich corporation, _c2002. |
||
| 300 |
_a2768[512] p. : _bill. ; _c17 cm |
||
| 500 | _aincludes index | ||
| 650 | _aScience. | ||
| 942 |
_2lcc _cREF_BOOK _hREF TP 202 .A43 2002 |
||