Não informado. (1888). Bulletin of the North Carolina Agricultural Experiment Station. North Carolina State University of Raleigh.
Čikaški stil citiranja (17. izdanje)Não informado. Bulletin of the North Carolina Agricultural Experiment Station. Raleigh, NC: North Carolina State University of Raleigh, 1888.
MLA način citiranja (8. izdanje)Não informado. Bulletin of the North Carolina Agricultural Experiment Station. North Carolina State University of Raleigh, 1888.
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