000 003400000a22001450004500
245 _aSolvent extraction of metals
100 _aDe, A.K.
100 _aKhopkar, S.M.
100 _aChalmers, R.A.
260 _aLondon
_bVan Nostrand Reinhold
_c1970
300 _a259 p.
080 _a543.056:669.011
_bD4
041 _aEN
942 _cBK
999 _c101793
_d101793