Cita APA (7th ed.)

Organisation for Economic Co-operation and Development. (1970). O.E.C.D. scheme for the varietal certification of herbage seed moving in international trade. Organisation for Economic Co-operation and Development H.M.S.O.].

Cita Chicago (17th ed.)

Organisation for Economic Co-operation and Development. O.E.C.D. Scheme for the Varietal Certification of Herbage Seed Moving in International Trade. Paris, [London: Organisation for Economic Co-operation and Development H.M.S.O.], 1970.

Cita MLA (8th ed.)

Organisation for Economic Co-operation and Development. O.E.C.D. Scheme for the Varietal Certification of Herbage Seed Moving in International Trade. Organisation for Economic Co-operation and Development H.M.S.O.], 1970.