APA (7th ed.) Citation

Gulvin, H. E. (1953). Farm engines and tractors. McGraw-Hill.

Chicago Style (17th ed.) Citation

Gulvin, Harold E. Farm Engines and Tractors. New York: McGraw-Hill, 1953.

MLA (9th ed.) Citation

Gulvin, Harold E. Farm Engines and Tractors. McGraw-Hill, 1953.