Não informado. (2018). Report of the U.S. National Committee for the International Biological Program. National Academy of Sciences.
Čikaški stil citiranja (17. izdanje)Não informado. Report of the U.S. National Committee for the International Biological Program. Washington: National Academy of Sciences, 2018.
MLA način citiranja (8. izdanje)Não informado. Report of the U.S. National Committee for the International Biological Program. National Academy of Sciences, 2018.
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