APA (7th ed.) Citation

Baer, M. F., & Roeber, E. C. (1951). Occupational information, its nature and use. Science Research Associates.

Chicago Style (17th ed.) Citation

Baer, Max Frank, and Edward C. Roeber. Occupational Information, Its Nature and Use. Chicago: Science Research Associates, 1951.

MLA (9th ed.) Citation

Baer, Max Frank, and Edward C. Roeber. Occupational Information, Its Nature and Use. Science Research Associates, 1951.