APA aipamena

Oostendorp, R., & Zaal, F. (2011). Understanding adoption of soil and water conservation techniques: The role of new owners. University of Oxford.

Chicago Style aipamena

Oostendorp, R., and F. Zaal. Understanding Adoption of Soil and Water Conservation Techniques: The Role of New Owners. University of Oxford, 2011.

MLA aipamena

Oostendorp, R., and F. Zaal. Understanding Adoption of Soil and Water Conservation Techniques: The Role of New Owners. University of Oxford, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.