APA (7th ed.) Citation

United States. Federal Board for Vocational Education. (1919). Metal trades: Molders, sheet-metal workers, machinists and machine operators, bench hands, assemblers and erectors. GPO.

Chicago Style (17th ed.) Citation

United States. Federal Board for Vocational Education. Metal Trades: Molders, Sheet-metal Workers, Machinists and Machine Operators, Bench Hands, Assemblers and Erectors. [Washington]: GPO, 1919.

MLA (9th ed.) Citation

United States. Federal Board for Vocational Education. Metal Trades: Molders, Sheet-metal Workers, Machinists and Machine Operators, Bench Hands, Assemblers and Erectors. GPO, 1919.