Não informado. (1955). International Review of Education. Unesco, Institute for Education.
Style de citation Chicago (17e éd.)Não informado. International Review of Education. Hamburg, Alemanha: Unesco, Institute for Education, 1955.
Style de citation MLA (8e éd.)Não informado. International Review of Education. Unesco, Institute for Education, 1955.
Attention : ces citations peuvent ne pas être correctes à 100%.