APA (7th ed.) Citation

United States. Bureau of Labor Statistics. (1940). Monthly labor review, index to volume 49, July to December 1939. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Labor Statistics. Monthly Labor Review, Index to Volume 49, July to December 1939. [Washington]: [publisher not identified], 1940.

MLA (9th ed.) Citation

United States. Bureau of Labor Statistics. Monthly Labor Review, Index to Volume 49, July to December 1939. [publisher not identified], 1940.

Warning: These citations may not always be 100% accurate.