Dyfyniad APA

Copland, J. W. (1985). Draught animal power for production. Australian Centre for International Agricultural Research.

Dyfyniad Arddull Chicago

Copland, J. W. Draught Animal Power for Production. Canberra, A.C.T: Australian Centre for International Agricultural Research, 1985.

Dyfyniad MLA

Copland, J. W. Draught Animal Power for Production. Australian Centre for International Agricultural Research, 1985.

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