Clarizio, H. F. (1971). Toward positive classroom discipline. Wiley.
Cita Chicago (17th ed.)Clarizio, Harvey F. Toward Positive Classroom Discipline. New York: Wiley, 1971.
Cita MLA (9th ed.)Clarizio, Harvey F. Toward Positive Classroom Discipline. Wiley, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.