Underwood, M. (1992). Effective class management: A practical approach. US: Logman, New York.
Citación estilo ChicagoUnderwood, Mary. Effective Class Management: A Practical Approach. US: Logman, New York, 1992.
Cita MLAUnderwood, Mary. Effective Class Management: A Practical Approach. US: Logman, New York, 1992.
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