Cita APA (7a ed.)

(1994). Tractors: How to operate, maintain, and improve the performance of your tractor (1st edition.). John Deere.

Cita Chicago Style (17a ed.)

Tractors: How to Operate, Maintain, and Improve the Performance of Your Tractor. 1st edition. Illinois: John Deere, 1994.

Cita MLA (8a ed.)

Tractors: How to Operate, Maintain, and Improve the Performance of Your Tractor. 1st edition. John Deere, 1994.