Stefferud,Alfred. (1953). Plant diseases: The year book of agriculture. United states department of Agriculture.
Chicago Edition CitationStefferud,Alfred. Plant Diseases: The Year Book of Agriculture. Washington D C: United states department of Agriculture, 1953.
MLA Edition CitationStefferud,Alfred. Plant Diseases: The Year Book of Agriculture. United states department of Agriculture, 1953.
Warning: These citations may not always be 100% accurate.