APA (7th ed.) Citation

United States. Federal Board for Vocational Education. (1918). Oxy-acetylene welding. GPO.

Chicago Style (17th ed.) Citation

United States. Federal Board for Vocational Education. Oxy-acetylene Welding. [Washington]: GPO, 1918.

MLA (9th ed.) Citation

United States. Federal Board for Vocational Education. Oxy-acetylene Welding. GPO, 1918.

Warning: These citations may not always be 100% accurate.