000 00387nam a2200133Ia 4500
008 100324s9999 xx 000 0 und d
100 _aSlade M.E
245 _aDo markets under price natural resource commodities?
260 _c1992
_bWorld Bank
_aWashington DC
366 _b1992
650 _aMarketing
942 _cBK
999 _c75223
_d75223