APA (7th ed.) Citation

(2018). Avoiding underground utilities during horizontal directional drilling operations. Department of Labor, Occupational Safety and Health Administration.

Chicago Style (17th ed.) Citation

Avoiding Underground Utilities During Horizontal Directional Drilling Operations. [Washington, D.C.]: Department of Labor, Occupational Safety and Health Administration, 2018.

MLA (9th ed.) Citation

Avoiding Underground Utilities During Horizontal Directional Drilling Operations. Department of Labor, Occupational Safety and Health Administration, 2018.