Pan American Union. Division of Education. (1949). The Organization of American States: A handbook for use in schools, collges and adult study groups. [s.n.].
Lua i Stíl Chicago (17ú heag.)Pan American Union. Division of Education. The Organization of American States: A Handbook for Use in Schools, Collges and Adult Study Groups. Washington: [s.n.], 1949.
Lua MLA (9ú heag.)Pan American Union. Division of Education. The Organization of American States: A Handbook for Use in Schools, Collges and Adult Study Groups. [s.n.], 1949.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.