Não informado. (1961). The Humanist Educator. American Personnel and Guidance Association.
Style de citation Chicago (17e éd.)Não informado. The Humanist Educator. Falls Church, Va: American Personnel and Guidance Association, 1961.
Style de citation MLA (8e éd.)Não informado. The Humanist Educator. American Personnel and Guidance Association, 1961.
Attention : ces citations peuvent ne pas être correctes à 100%.