Não informado. (2008). University of California Publications in Agricultural Sciences. University of California Press.
Čikaški stil citiranja (17. izdanje)Não informado. University of California Publications in Agricultural Sciences. Berkeley, Calif: University of California Press, 2008.
MLA način citiranja (8. izdanje)Não informado. University of California Publications in Agricultural Sciences. University of California Press, 2008.
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