United States. National Recovery Administration. (1934). Approved Code No. 347-Supplement No. 15: Supplementary Code of Fair Competition for the Pulverizing Machinery and Equipment Industry (A Division of the Machinery and Allied Products Industry), as approved on June 9, 1934. [s.n.].
Chicago Style (17th ed.) CitationUnited States. National Recovery Administration. Approved Code No. 347-Supplement No. 15: Supplementary Code of Fair Competition for the Pulverizing Machinery and Equipment Industry (A Division of the Machinery and Allied Products Industry), as Approved on June 9, 1934. [Washington]: [s.n.], 1934.
MLA (9th ed.) CitationUnited States. National Recovery Administration. Approved Code No. 347-Supplement No. 15: Supplementary Code of Fair Competition for the Pulverizing Machinery and Equipment Industry (A Division of the Machinery and Allied Products Industry), as Approved on June 9, 1934. [s.n.], 1934.