APA (7th ed.) Citation

Otis, J. The Boy Spies of Philadelphia The Story of How the Young Spies Helped the Continental Army at Valley Forge.

Chicago Style (17th ed.) Citation

Otis, James. The Boy Spies of Philadelphia The Story of How the Young Spies Helped the Continental Army at Valley Forge.

MLA (9th ed.) Citation

Otis, James. The Boy Spies of Philadelphia The Story of How the Young Spies Helped the Continental Army at Valley Forge.

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