APA (7th ed.) Zitazioa

United States department of agriculture, Economic research service, Caswell, M., Fuglie, K., & Ingram, C. (2001). Adoption of agricultural production practices: Lessons learned from the U. S. department of agriculture area studies project.

Chicago Style (17th ed.) Zitazioa

United States department of agriculture, Economic research service, Margriet Caswell, Keith Fuglie, eta Cassandra Ingram. Adoption of Agricultural Production Practices: Lessons Learned from the U. S. Department of Agriculture Area Studies Project. 2001.

MLA (9th ed.) Zitazioa

United States department of agriculture, et al. Adoption of Agricultural Production Practices: Lessons Learned from the U. S. Department of Agriculture Area Studies Project. 2001.