Não informado. (1961). The Humanist Educator. American Personnel and Guidance Association.
Citace podle Chicago (17th ed.)Não informado. The Humanist Educator. Falls Church, Va: American Personnel and Guidance Association, 1961.
Citace podle MLA (8th ed.)Não informado. The Humanist Educator. American Personnel and Guidance Association, 1961.
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