Cita APA (7th ed.)

Cotes, J., & Steel, J. (1987). Work-related lung disorders. Blackwell Scientific Pub.

Cita Chicago (17th ed.)

Cotes, J.E, i J. Steel. Work-related Lung Disorders. Oxford: Blackwell Scientific Pub, 1987.

Cita MLA (9th ed.)

Cotes, J.E, i J. Steel. Work-related Lung Disorders. Blackwell Scientific Pub, 1987.