United States. Bureau of Plant Industry. (1925). Plant disease reporter issued by Office of Plant Disease Survey and Pathological Collections, supplement 40: Diseases of cereal and forage crops in U.S. in 1924. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Bureau of Plant Industry. Plant Disease Reporter Issued by Office of Plant Disease Survey and Pathological Collections, Supplement 40: Diseases of Cereal and Forage Crops in U.S. in 1924. [Washington]: [publisher not identified], 1925.
MLA (9th ed.) CitationUnited States. Bureau of Plant Industry. Plant Disease Reporter Issued by Office of Plant Disease Survey and Pathological Collections, Supplement 40: Diseases of Cereal and Forage Crops in U.S. in 1924. [publisher not identified], 1925.