United States. Department of Agriculture. Office of the Secretary & Cook, O. F. (1927). Acala cotton, superior upland variety from southern Mexico. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and O. F. Cook. Acala Cotton, Superior Upland Variety from Southern Mexico. Washington: [publisher not identified], 1927.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and O. F. Cook. Acala Cotton, Superior Upland Variety from Southern Mexico. [publisher not identified], 1927.
Warning: These citations may not always be 100% accurate.