Christiansen. (1977). Theories of populations in biological communities. Springer-Verlag.
Čikaški stil citiranjaChristiansen. Theories of Populations in Biological Communities. New York: Springer-Verlag, 1977.
MLA način citiranjaChristiansen. Theories of Populations in Biological Communities. Springer-Verlag, 1977.
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