APA
Organisation for European Economic Cooperation, Organisation for European Economic Cooperation, .Trends in agricultural policies since 1955. : .
Chicago
Organisation for European Economic Cooperation, Organisation for European Economic Cooperation, .Trends in agricultural policies since 1955. : .
Harvard
Organisation for European Economic Cooperation, Organisation for European Economic Cooperation, .Trends in agricultural policies since 1955. : .
MLA
Organisation for European Economic Cooperation, Organisation for European Economic Cooperation, .: . .
