Não informado. (1973). Forest genetic resources information. Food and Agriculture Organization of the United Nations.
Čikaški stil citiranja (17. izdanje)Não informado. Forest Genetic Resources Information. Rome: Food and Agriculture Organization of the United Nations, 1973.
MLA način citiranja (8. izdanje)Não informado. Forest Genetic Resources Information. Food and Agriculture Organization of the United Nations, 1973.
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