Dyfyniad APA

(1972). Simulation of machines for the continuous felling of trees / by R.M. Newnham.

Dyfyniad Arddull Chicago

Simulation of Machines for the Continuous Felling of Trees / by R.M. Newnham. 1972.

Dyfyniad MLA

Simulation of Machines for the Continuous Felling of Trees / by R.M. Newnham. 1972.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.