APA

United States, . (1985). All about OSHA. [Washington, DC]: U.S. Dept. of Labor, Occupational Safety and Health Administration.

Chicago

United States, . 1985. All about OSHA. [Washington, DC]: U.S. Dept. of Labor, Occupational Safety and Health Administration.

Harvard

United States, . (1985). All about OSHA. [Washington, DC]: U.S. Dept. of Labor, Occupational Safety and Health Administration.

MLA

United States, . All about OSHA. [Washington, DC]: U.S. Dept. of Labor, Occupational Safety and Health Administration. 1985.