Compliance operations manual, January 1972:
a manual of guidelines for implementing the Occupational safety and health act of 1970.

APA Citation

United States. Occupational Safety and Health Administration. (1972). Compliance operations manual, January 1972: a manual of guidelines for implementing the Occupational safety and health act of 1970. [Washington: For sale by the Supt. of Docs., U. S. Govt. Print. Off..

MLA Citation

United States. Occupational Safety and Health Administration. Compliance Operations Manual, January 1972: a Manual of Guidelines for Implementing the Occupational Safety And Health Act of 1970. [Washington: For sale by the Supt. of Docs., U. S. Govt. Print. Off., 1972.