Cita APA

Tolman, W. H., Guthrie, A. W., & Crampton, C. W. (1912). Hygiene for the worker. American Book Co..

Chicago Style (17th ed.) Citation

Tolman, William Howe, Adelaide Wood Guthrie, i C. Ward Crampton. Hygiene for the Worker. New York: American Book Co., 1912.

Cita MLA

Tolman, William Howe, et al. Hygiene for the Worker. American Book Co., 1912.