APA (7th ed.) Citation

(1918). Tractors for farm work in foreign lands. GPO.

Chicago Style (17th ed.) Citation

Tractors for Farm Work in Foreign Lands. [Washington]: GPO, 1918.

MLA (9th ed.) Citation

Tractors for Farm Work in Foreign Lands. GPO, 1918.

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