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020 _a8434588935
040 _aAR-BaUFI
044 _asp
_ces
080 0 _a574.2/.3
084 _aP514
100 1 _aPeñuelas, Josep
_910916
245 0 0 _aIntroducción a la ecología :
_bde la biosfera a la antroposfera
260 _aBarcelona :
_bSalvat,
_cc1993
300 _axix, 251 p. :
_bil., gráfs., tablas ;
_c21 cm
490 0 _aBiblioteca científica Salvat
_vv.13
500 _aContiene biliografía p.241-151
650 7 _aCONSERVACION DE LA ENERGIA
_2EIT
_916721
650 7 _aESTADOS DE LA MATERIA
_2SP
_918016
650 7 _aDINAMICA POBLACIONAL
_2SP
_917296
650 7 _aECOSISTEMAS
_2EIT
_917495
650 7 _aBIOSFERA
_2SP
_916000
650 7 _aECOLOGIA HUMANA
_2SP
_917474
653 4 _aCICLO BIOLOGICO
786 1 _oAIG
942 _fBKS
_n0
985 _aEE
_c1
986 _as
997 _aMONOGRAFIA
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