Standard industrial classification manual /
prepared by the Technical Committee on Industrial Classification Office of Statistical Standards.

APA Citation

United States. Bureau of the Budget. Office of Statistical Standards., United States. Technical Committee on Industrial Classification. (1957). Standard industrial classification manual. [Washington, D.C.?]: Executive Office of the President, Bureau of the Budget .

MLA Citation

United States. Bureau of the Budget. Office of Statistical Standards, and United States. Technical Committee on Industrial Classification. Standard Industrial Classification Manual. [Washington, D.C.?]: Executive Office of the President, Bureau of the Budget , 1957.