APA (7th ed.) Zitazioa

organization for economic cooperation. (1972). oecd at work for science and education.

Chicago Style (17th ed.) Zitazioa

organization for economic cooperation. Oecd at Work for Science and Education. 1st.ed. | Paris, 1972.

MLA (9th ed.) Zitazioa

organization for economic cooperation. Oecd at Work for Science and Education. 1972.