United States. Bureau of Plant Industry. (1931). Regulations under Federal Seed Act. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Bureau of Plant Industry. Regulations Under Federal Seed Act. Washington: [publisher not identified], 1931.
MLA (9th ed.) CitationUnited States. Bureau of Plant Industry. Regulations Under Federal Seed Act. [publisher not identified], 1931.
Warning: These citations may not always be 100% accurate.