United States. Bureau of Plant Industry. (1941). Fruit pressure testers and their practical applications. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Bureau of Plant Industry. Fruit Pressure Testers and Their Practical Applications. [Washington]: [s.n.], 1941.
MLA (9th ed.) CitationUnited States. Bureau of Plant Industry. Fruit Pressure Testers and Their Practical Applications. [s.n.], 1941.
Warning: These citations may not always be 100% accurate.