APA (7th ed.) Citation

U.S. Department of Labor. (1965). Dictionary of occupational titles, 1965 (3rd ed.). U.S. Gov't. Print. Office.

Chicago Style (17th ed.) Citation

U.S. Department of Labor. Dictionary of Occupational Titles, 1965. 3rd ed. Washington, D.C: U.S. Gov't. Print. Office, 1965.

MLA (9th ed.) Citation

U.S. Department of Labor. Dictionary of Occupational Titles, 1965. 3rd ed. U.S. Gov't. Print. Office, 1965.