APA (7th ed.) Citation

United States. Women's Bureau. (1940). Woman Worker, index for volume xx (1940). [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Women's Bureau. Woman Worker, Index for Volume Xx (1940). [Washington]: [publisher not identified], 1940.

MLA (9th ed.) Citation

United States. Women's Bureau. Woman Worker, Index for Volume Xx (1940). [publisher not identified], 1940.

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