000 00294nam a2200109Ia 4500
008 220303s2010 xx 000 0 und d
041 _aeng
082 _a333.7 CON/Res
100 _aConrad, J. M.
_9114229
245 _aResource economics
260 _aNew Delhi
_bCambridge university press
_c2010
999 _c122523
_d122523