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020 _a1853390127
035 _a1235
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_zVLOAD
040 _aMOSTI
090 _a681.76
_bMCD
100 _aMcDivitt
_hJames F.
245 1 0 _aSmall-scale mining
_cprepared by James F. McDivitt, Dennis Lock and others, on behalf of the Association of Geoscientists for International Development
260 _aLondon
_bIntermediate Technology
_c1990
300 _axii,99 p.
_bill.
_c30 cm
942 _cBK
999 _c15804
_d15804