Cita APA (7a ed.)

Jones, F. R. (1963). Farm gas engines and tractors (4th ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Jones, Fred R. Farm Gas Engines and Tractors. 4th ed. New York: McGraw-Hill, 1963.

Cita MLA (8a ed.)

Jones, Fred R. Farm Gas Engines and Tractors. 4th ed. McGraw-Hill, 1963.