APS Press & American Phytopathological Society. (2001). Diseases of herbaceous ornamentals and roses. American Pythopathological Society.
Chicago Style (17th ed.) CitationAPS Press and American Phytopathological Society. Diseases of Herbaceous Ornamentals and Roses. [St. Paul, Minn.]: American Pythopathological Society, 2001.
MLA (9th ed.) CitationAPS Press and American Phytopathological Society. Diseases of Herbaceous Ornamentals and Roses. American Pythopathological Society, 2001.
Warning: These citations may not always be 100% accurate.