United States. Department of Agriculture. Office of the Secretary, Baker, O. E., & Hainsworth, R. G. (1922). Seedtime and harvest; graphic summary of seasonal work on farm crops. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary, O. E. Baker, and Reginald G. Hainsworth. Seedtime and Harvest; Graphic Summary of Seasonal Work on Farm Crops. Washington: [publisher not identified], 1922.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary, et al. Seedtime and Harvest; Graphic Summary of Seasonal Work on Farm Crops. [publisher not identified], 1922.
Warning: These citations may not always be 100% accurate.