Gutek, G. L. (1991). Education in the United States: An historical perspective. Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)Gutek, Gerald L. Education in the United States: An Historical Perspective. Boston: Allyn and Bacon, 1991.
Lua MLA (9ú heag.)Gutek, Gerald L. Education in the United States: An Historical Perspective. Allyn and Bacon, 1991.
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