Cita APA (7a ed.)

Betts, P. W., & P. W. Betts. (2000). Supervisory management (7th ed.). Pearson Education.

Cita Chicago Style (17a ed.)

Betts, P. W., y P. W. Betts. Supervisory Management. 7th ed. Harlow: Pearson Education, 2000.

Cita MLA (9a ed.)

Betts, P. W., y P. W. Betts. Supervisory Management. 7th ed. Pearson Education, 2000.