APA (7th ed.) Citation

Johnson, S. S., & Zahara, M. (1977). Mechanical harvesting and packing of iceberg lettuce. U.S. Dept. of Agriculture, Economic Research Service, [Commodity Economics Division].

Chicago Style (17th ed.) Citation

Johnson, Stanley S., and Mike Zahara. Mechanical Harvesting and Packing of Iceberg Lettuce. [Washington]: U.S. Dept. of Agriculture, Economic Research Service, [Commodity Economics Division], 1977.

MLA (9th ed.) Citation

Johnson, Stanley S., and Mike Zahara. Mechanical Harvesting and Packing of Iceberg Lettuce. U.S. Dept. of Agriculture, Economic Research Service, [Commodity Economics Division], 1977.