Cita APA (7a ed.)

Mager, R. F., & Beach, K. M. (1967). Developing vocational instruction. Fearon Publishers.

Cita Chicago Style (17a ed.)

Mager, Robert Frank, y Kenneth M. Beach. Developing Vocational Instruction. Palo Alto, Calif.: Fearon Publishers, 1967.

Cita MLA (8a ed.)

Mager, Robert Frank, y Kenneth M. Beach. Developing Vocational Instruction. Fearon Publishers, 1967.