Briggs, T. H. (1952). Improving instruction through supervision. Macmillan.
Cita Chicago Style (17a ed.)Briggs, Thomas Henry. Improving Instruction Through Supervision. New York: Macmillan, 1952.
Cita MLA (9a ed.)Briggs, Thomas Henry. Improving Instruction Through Supervision. Macmillan, 1952.
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