Younie, W. J. (1974). Instructional approaches to slow learning. New York: Teachers College Press.
Citación estilo ChicagoYounie, William J. Instructional Approaches to Slow Learning. New York: Teachers College Press, 1974.
Cita MLAYounie, William J. Instructional Approaches to Slow Learning. New York: Teachers College Press, 1974.
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