United States. Bureau of Plant Industry. (1933). Pima Egyptian cotton in irrigated rotations at Yuma Field Station, Bard, Calif. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Bureau of Plant Industry. Pima Egyptian Cotton in Irrigated Rotations at Yuma Field Station, Bard, Calif. [Washington]: [s.n.], 1933.
MLA (9th ed.) CitationUnited States. Bureau of Plant Industry. Pima Egyptian Cotton in Irrigated Rotations at Yuma Field Station, Bard, Calif. [s.n.], 1933.
Warning: These citations may not always be 100% accurate.