Cox, G. W. (1993). Conservation ecology: Biosphere & biosurvival. WCB.
Chicago-čujuhus (17. p.)Cox, George W. Conservation Ecology: Biosphere & Biosurvival. Iowa: WCB, 1993.
MLA-čujuhus (9. p.)Cox, George W. Conservation Ecology: Biosphere & Biosurvival. WCB, 1993.
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