Soulé, M. E. (1980). Conservation Biology: An Evolutionary–Ecological Perspective. Sinauer Associates Inc.
Chicago-viite (17. p.)Soulé, Michael E. Conservation Biology: An Evolutionary–Ecological Perspective. Massachusetts: Sinauer Associates Inc, 1980.
MLA-viite (9. p.)Soulé, Michael E. Conservation Biology: An Evolutionary–Ecological Perspective. Sinauer Associates Inc, 1980.
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