Dyfyniad APA

Davis, W. C. (1962). Values of hunting and fishing in Arizona, 1960. University of Arizona.

Dyfyniad Arddull Chicago

Davis, W. C. Values of Hunting and Fishing in Arizona, 1960. Tucson: University of Arizona, 1962.

Dyfyniad MLA

Davis, W. C. Values of Hunting and Fishing in Arizona, 1960. University of Arizona, 1962.

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