Cita APA (7a ed.)

Zietz, J., & Valdés, A. (1989). International Interactions in Food and Agricultural Policies: The Effect of Alternative Policies. OECD Publishing.

Cita Chicago Style (17a ed.)

Zietz, Joachim, y Alberto Valdés. International Interactions in Food and Agricultural Policies: The Effect of Alternative Policies. Paris: OECD Publishing, 1989.

Cita MLA (9a ed.)

Zietz, Joachim, y Alberto Valdés. International Interactions in Food and Agricultural Policies: The Effect of Alternative Policies. OECD Publishing, 1989.