Dyfyniad APA

Belnap, J. (2003). Biological soil crusts: Structure, function, and management. New York: Springer.

Dyfyniad Arddull Chicago

Belnap, Jayne. Biological Soil Crusts: Structure, Function, and Management. New York: Springer, 2003.

Dyfyniad MLA

Belnap, Jayne. Biological Soil Crusts: Structure, Function, and Management. New York: Springer, 2003.

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