Cita APA (7th ed.)

Howell, W. C. (1976). Essentials of industrial and organizational psychology. Dorsey Press.

Cita Chicago (17th ed.)

Howell, William C. Essentials of Industrial and Organizational Psychology. Homewood, Illinois: Dorsey Press, 1976.

Cita MLA (9th ed.)

Howell, William C. Essentials of Industrial and Organizational Psychology. Dorsey Press, 1976.