Birkeland, C. (1987). Comparison between Atlantic and Pacific tropical marine coastal ecosystems: Community structure, ecological processes and productivity. UNESCO-COMAR.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Birkeland, Charles. Comparison Between Atlantic and Pacific Tropical Marine Coastal Ecosystems: Community Structure, Ecological Processes and Productivity. París: UNESCO-COMAR, 1987.
MLA -ийн эшлэл (9 дэх хэвлэлт)Birkeland, Charles. Comparison Between Atlantic and Pacific Tropical Marine Coastal Ecosystems: Community Structure, Ecological Processes and Productivity. UNESCO-COMAR, 1987.
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