APA (7th ed.) Citation

United States. Division of Labor Standards. (1940). Detroit, Michigan, bricklaying and stonemasonry apprenticeship standards. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Division of Labor Standards. Detroit, Michigan, Bricklaying and Stonemasonry Apprenticeship Standards. [Washington]: [publisher not identified], 1940.

MLA (9th ed.) Citation

United States. Division of Labor Standards. Detroit, Michigan, Bricklaying and Stonemasonry Apprenticeship Standards. [publisher not identified], 1940.

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