Não informado. (1968). Convergence: International journal of adult education. Ontario Institute for Studies in Education.
Citace podle Chicago (17th ed.)Não informado. Convergence: International Journal of Adult Education. Toronto, Canada: Ontario Institute for Studies in Education, 1968.
Citace podle MLA (8th ed.)Não informado. Convergence: International Journal of Adult Education. Ontario Institute for Studies in Education, 1968.
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