Cita APA (7th ed.)

Travers, A. (1988). Supervision: Techniques and new dimension. Prentice Hall.

Cita Chicago (17th ed.)

Travers, Alfred. Supervision: Techniques and New Dimension. New Jersey: Prentice Hall, 1988.

Cita MLA (9th ed.)

Travers, Alfred. Supervision: Techniques and New Dimension. Prentice Hall, 1988.