Cita APA (7a ed.)

Cadwell, C. M. (2006). First-line supervision (5th ed.). American Management Association.

Cita Chicago Style (17a ed.)

Cadwell, Charles M. First-line Supervision. 5th ed. [Saranac Lake, N.Y.]: American Management Association, 2006.

Cita MLA (9a ed.)

Cadwell, Charles M. First-line Supervision. 5th ed. American Management Association, 2006.