Cita APA (7a ed.)

Barger, E. L. (1963). Tractors and their power units. Wiley.

Cita Chicago Style (17a ed.)

Barger, E. L. Tractors and Their Power Units. New York: Wiley, 1963.

Cita MLA (8a ed.)

Barger, E. L. Tractors and Their Power Units. Wiley, 1963.