Cita APA (7a ed.)

Fryer, D. H., Feinberg, M. R., & Zalkind, S. S. (1956). Developing people in industry: Principles and methods of training. Harper & Brothers.

Cita Chicago Style (17a ed.)

Fryer, Douglas H., Mortimer R. Feinberg, y Sheldon S. Zalkind. Developing People in Industry: Principles and Methods of Training. New York: Harper & Brothers, 1956.

Cita MLA (9a ed.)

Fryer, Douglas H., et al. Developing People in Industry: Principles and Methods of Training. Harper & Brothers, 1956.