Dyfyniad APA

(1989). Agricultural and environmental policies: Opportunities for integration. Paris: Ogranisation Fpr Economic Cooperation and development.

Dyfyniad Arddull Chicago

Agricultural and Environmental Policies: Opportunities for Integration. Paris: Ogranisation Fpr Economic Cooperation and development, 1989.

Dyfyniad MLA

Agricultural and Environmental Policies: Opportunities for Integration. Paris: Ogranisation Fpr Economic Cooperation and development, 1989.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.