Grambs, J. D. (1960). Modern methods in secondary education (Rev. ed.). Dryden Press.
Cita Chicago Style (17a ed.)Grambs, Jean Dresden. Modern Methods in Secondary Education. Rev. ed. New York: Dryden Press, 1960.
Cita MLA (9a ed.)Grambs, Jean Dresden. Modern Methods in Secondary Education. Rev. ed. Dryden Press, 1960.
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