000 00345nam a2200157Ia 4500
008 201126s9999 xx 000 0 und d
041 _aeng
082 _a551.9
_bWAL
100 _aWALTHER, JOHN
245 _aESSENTIALS OF GEOCHEMISTRY
250 _a2ND
260 _bVIVA BOOKS
690 _aGEOCHEMISTRY
690 _aFET
999 _c9527
_d9527