Verzola, E. A. (1982). Pests and diseases of potatoes in field and storage.
Čikaški stil citiranja (17. izdanje)Verzola, Elizabeth A. Pests and Diseases of Potatoes in Field and Storage. 1982.
MLA način citiranja (9. izdanje)Verzola, Elizabeth A. Pests and Diseases of Potatoes in Field and Storage. 1982.
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