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008 d esp e b000 0 engbd
020 0 0 _a0-521-31174-8
040 0 0 _aegap
_bglg
041 0 0 _aeng
100 0 0 _aNEHER, Philip A.
_926756
245 0 0 _aNatural resource economics :
_bconservation and exploitation
_cPhilip. A. Neher
260 0 0 _aCambridge
_bCambridge University Press
_c1990
300 0 0 _a360 p.
_c23 cm
500 _aE1.1
650 0 0 _aInstrumento económico medioambiental
_926757
650 0 0 _aRecurso natural
_926758
650 0 0 _92533
_aXestión de recursos
999 _c24140
_d24140