International Bureau of Education & International Conference on Public Education. (1963). Shortage of primary teachers: Research in comparative education. International Bureau of Education.
Lua i Stíl Chicago (17ú heag.)International Bureau of Education agus International Conference on Public Education. Shortage of Primary Teachers: Research in Comparative Education. Geneva: International Bureau of Education, 1963.
Lua MLA (8ú heag.)International Bureau of Education agus International Conference on Public Education. Shortage of Primary Teachers: Research in Comparative Education. International Bureau of Education, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.