Harvard University. Graduate School of Education. (1985). The Harvard education letter. Published by the Harvard Graduate School of Education in association with Harvard University Press.
Citace podle Chicago (17th ed.)Harvard University. Graduate School of Education. The Harvard Education Letter. [Cambridge, MA]: Published by the Harvard Graduate School of Education in association with Harvard University Press, 1985.
Citace podle MLA (9th ed.)Harvard University. Graduate School of Education. The Harvard Education Letter. Published by the Harvard Graduate School of Education in association with Harvard University Press, 1985.
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