APA (7th ed.) Citation

United States. Bureau of the Census. Fifteenth census of the United States: 1930: Unemployment bulletin.

Chicago Style (17th ed.) Citation

United States. Bureau of the Census. Fifteenth Census of the United States: 1930: Unemployment Bulletin.

MLA (8th ed.) Citation

United States. Bureau of the Census. Fifteenth Census of the United States: 1930: Unemployment Bulletin.

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