APA (7th ed.) Citation

United States. Federal Board for Vocational Education. (1919). Practice of optometry and training it requires. GPO.

Chicago Style (17th ed.) Citation

United States. Federal Board for Vocational Education. Practice of Optometry and Training It Requires. [Washington]: GPO, 1919.

MLA (9th ed.) Citation

United States. Federal Board for Vocational Education. Practice of Optometry and Training It Requires. GPO, 1919.