Cooper, H. C. (1892). Short studies in botany for children. T.Y. Crowell & Co.
Čikaški stil citiranja (17. izdanje)Cooper, Harriet Cornelia. Short Studies in Botany for Children. New York, Boston: T.Y. Crowell & Co, 1892.
MLA način citiranja (8. izdanje)Cooper, Harriet Cornelia. Short Studies in Botany for Children. T.Y. Crowell & Co, 1892.
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