Standard occupational classification manual /
Executive Office of the President, Office of Management and Budget.

APA Citation

United States. Office of Management and Budget., United States. Office of Federal Statistical Policy and Standards. (2000). Standard occupational classification manual. Lanham, MD: Bernan Associates .

MLA Citation

United States. Office of Management and Budget, and United States. Office of Federal Statistical Policy and Standards. Standard Occupational Classification Manual. Lanham, MD: Bernan Associates , 2000.