Dyfyniad APA

(1984). Modern Prospects for an Ancient Crop. Washington, D.C: National Academy Press.

Dyfyniad Arddull Chicago

Modern Prospects for an Ancient Crop. Washington, D.C: National Academy Press, 1984.

Dyfyniad MLA

Modern Prospects for an Ancient Crop. Washington, D.C: National Academy Press, 1984.

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