United States. Bureau of Labor Statistics & ProQuest (Firm). (1956). Bulletin No. 1200. Man-hours per unit of output in the basic steel industry, 1939-55. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Bureau of Labor Statistics and ProQuest (Firm). Bulletin No. 1200. Man-hours Per Unit of Output in the Basic Steel Industry, 1939-55. Washington: [publisher not identified], 1956.
MLA (9th ed.) CitationUnited States. Bureau of Labor Statistics and ProQuest (Firm). Bulletin No. 1200. Man-hours Per Unit of Output in the Basic Steel Industry, 1939-55. [publisher not identified], 1956.
Warning: These citations may not always be 100% accurate.