APA (7th ed.) Citation

Emerson, C. (1914). Help them: Keep your war savings pledge. Issued by U.S. Treasury Dept..

Chicago Style (17th ed.) Citation

Emerson, Casper. Help Them: Keep Your War Savings Pledge. [United States]: Issued by U.S. Treasury Dept., 1914.

MLA (8th ed.) Citation

Emerson, Casper. Help Them: Keep Your War Savings Pledge. Issued by U.S. Treasury Dept., 1914.

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