000 00996nam a22003137a 4500
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005 20220817041949.0
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010 _a30206
011 _a31178
035 _a35290
040 _cCHAP
090 _aFolleto 3587
110 _aAcademia Nacional de Ciencias. Washington, D. C.
_9383
245 _aPresent needs for research on the use and care of natural resources
260 _aWashington :
_bNAS,
_c1953
300 _a35 p.
490 _aNAS. Publication
_v; 288
590 _aBATCH-UPD
_b10
_c20130110
_lUCH01
_h0051
590 _aBATCH-UPD
_b10
_c20130110
_lUCH01
_h1949
590 _aBATCH-UPD
_b10
_c20130410
_lUCH01
_h1311
590 _aBATCH-UPD
_b10
_c20130914
_lUCH01
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590 _aCONVERSION
_b10
_c20130109
_lUCH01
_h1317
650 1 4 _aRecursos naturales
_xConservación.
830 0 _aNAS. Publication
_v; 288
_980258
901 _aBK
942 _cFOLL
949 _aFolleto 3587
_bBC
_cFOLL
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999 _c30206
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