Herren, R. V. (2006). Agricultural mechanics fundamentals and applications. Australia: Thomson Learning.
Dyfyniad Arddull ChicagoHerren, Ray V. Agricultural Mechanics Fundamentals and Applications. Australia: Thomson Learning, 2006.
Dyfyniad MLAHerren, Ray V. Agricultural Mechanics Fundamentals and Applications. Australia: Thomson Learning, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.