Cita APA (7th ed.)

Certo, S. C. (1994). Supervision: Quality and diversity through leadership. Irwin.

Cita Chicago (17th ed.)

Certo, Samuel C. Supervision: Quality and Diversity Through Leadership. Illinois: Irwin, 1994.

Cita MLA (9th ed.)

Certo, Samuel C. Supervision: Quality and Diversity Through Leadership. Irwin, 1994.