Cita APA (7th ed.)

Certo, S. C. (2006). Supervision: Concepts and skill-building (quinta edición.). McGraw-Hill Irwin.

Cita Chicago (17th ed.)

Certo, Ssamuel C. Supervision: Concepts and Skill-building. quinta edición. Boston, Massachusetts: McGraw-Hill Irwin, 2006.

Cita MLA (9th ed.)

Certo, Ssamuel C. Supervision: Concepts and Skill-building. quinta edición. McGraw-Hill Irwin, 2006.