Hyman, R. T. (1975). School administrator's handbook of teacher supervision and evaluation methods. Prentice-Hall.
Cita Chicago (17th ed.)Hyman, Ronald T. School Administrator's Handbook of Teacher Supervision and Evaluation Methods. Englewood Cliffs, N.J: Prentice-Hall, 1975.
Cita MLA (9th ed.)Hyman, Ronald T. School Administrator's Handbook of Teacher Supervision and Evaluation Methods. Prentice-Hall, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.