APA-čujuhus (7. p.)
Cox, G. W. (1969). Readings in conservation ecology. Appleton-Century-Crofts.
Chicago-čujuhus (17. p.)
Cox, George W. Readings in Conservation Ecology. New York: Appleton-Century-Crofts, 1969.
MLA-čujuhus (9. p.)
Cox, George W. Readings in Conservation Ecology. Appleton-Century-Crofts, 1969.
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