APA (7th ed.) Citation

United States. Army. Signal Corps; United States. War Department. The Homing Pigeon.

Chicago Style (17th ed.) Citation

United States. Army. Signal Corps; United States. War Department. The Homing Pigeon.

MLA (9th ed.) Citation

United States. Army. Signal Corps; United States. War Department. The Homing Pigeon.

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