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020 _a0321507436
040 _cSIUNPA
041 _aeng
044 _a-us
080 _a574 K921ec6
100 _aKrebs, Charles J..
245 _aEcology
_b : the experimental analysis of distribution and abundance
_c/ Charles J. Krebs
250 _a6th. ed.
260 _aSan Francisco, Calif.
_b : Benjamin Cummings, ed.
_c , 2009
300 _axvi, 655 p.
_b: il.
650 _a ECOLOGIA
650 _a ECOLOGIA HUMANA
650 _a ECOSISTEMA
942 _cBK
_2udc