Simmmons, I. G. (1979). Biogeography: Natural and cultural. Edward Arnold.
Chicago-čujuhus (17. p.)Simmmons, Ian Gordon. Biogeography: Natural and Cultural. London: Edward Arnold, 1979.
MLA-čujuhus (9. p.)Simmmons, Ian Gordon. Biogeography: Natural and Cultural. Edward Arnold, 1979.
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