Gray, W. S. (1930). The training of college teachers, including their preliminary preparation and in-service improvement. The University of Chicago press.
Cita Chicago Style (17a ed.)Gray, William Scott. The Training of College Teachers, Including Their Preliminary Preparation and In-service Improvement. Chicago, Ill: The University of Chicago press, 1930.
Cita MLA (9a ed.)Gray, William Scott. The Training of College Teachers, Including Their Preliminary Preparation and In-service Improvement. The University of Chicago press, 1930.
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