Cita APA

Lidjedahl, J. B., & Barger, E. L. T. a. t. p. (1979). Tractors and their power units.

Citación estilo Chicago

Lidjedahl, John B., y Edgar Lee. Tractor and their power Barger. Tractors and Their Power Units. 1979.

Cita MLA

Lidjedahl, John B., y Edgar Lee. Tractor and their power Barger. Tractors and Their Power Units. 1979.