Forsman, E. D. (2011). Population demography of northern spotted owls. University of California Press.
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Chicago Style (17th ed.) Zitazioa
Forsman, Eric D. Population Demography of Northern Spotted Owls. Berkeley: University of California Press, 2011.
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MLA (9th ed.) Zitazioa
Forsman, Eric D. Population Demography of Northern Spotted Owls. University of California Press, 2011.
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