Dyfyniad APA

Farmer, J. (2013). Market force, ecology and evolution.

Dyfyniad Arddull Chicago

Farmer, J. Market Force, Ecology and Evolution. 2013.

Dyfyniad MLA

Farmer, J. Market Force, Ecology and Evolution. 2013.

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