APA (7th ed.) Citation

United States. War Department. (1931). Scrap classification. Panama Canal Press.

Chicago Style (17th ed.) Citation

United States. War Department. Scrap Classification. [Washington]: Panama Canal Press, 1931.

MLA (9th ed.) Citation

United States. War Department. Scrap Classification. Panama Canal Press, 1931.

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