APA-Zitierstil (7. Ausg.)

Jurst, W. M., & Humphries, W. R. (1947). Harvesting with combines. U.S. Department of Agriculture.

Chicago-Zitierstil (17. Ausg.)

Jurst, W. M., und W. R. Humphries. Harvesting with Combines. Washington, DC: U.S. Department of Agriculture, 1947.

MLA-Zitierstil (9. Ausg.)

Jurst, W. M., und W. R. Humphries. Harvesting with Combines. U.S. Department of Agriculture, 1947.