Paul K. Turnquist

Human Factors in Tractor Design

John B. Liljedahl, Paul K. Turnquist, David W. Smith, 1989 .

Transmissions and Drive Trains

John B. Liljedahl, Paul K. Turnquist, David W. Smith, 1989 .

Tractor Tests and Performance

John B. Liljedahl, Paul K. Turnquist, David W. Smith, 1989 .

Tractors and Their Power Units

John B. Liljedahl, Paul K. Turnquist, David W. Smith, 1952, Soil Science Society of America Journal.

Mechanics of the Tractor Chassis

John B. Liljedahl, Paul K. Turnquist, David W. Smith, 1989 .