APA (7th ed.) Citation

United States. Postmaster General. (1928). Disposal of undeliverable baby chicks. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Postmaster General. Disposal of Undeliverable Baby Chicks. Washington: U.S. GPO, 1928.

MLA (9th ed.) Citation

United States. Postmaster General. Disposal of Undeliverable Baby Chicks. U.S. GPO, 1928.

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