Cita APA (7a ed.)

Underwood, M. (1992). Effective class management: A practical approach. Longman.

Cita Chicago Style (17a ed.)

Underwood, Mary. Effective Class Management: A Practical Approach. London [etc.]: Longman, 1992.

Cita MLA (9a ed.)

Underwood, Mary. Effective Class Management: A Practical Approach. Longman, 1992.