Dyfyniad APA

Balling, R. C., & Williams, M. A. J. (1996). Interactions of desertification and climate. Arnold.

Dyfyniad Arddull Chicago

Balling, Robert C., and Martin A J. Williams. Interactions of Desertification and Climate. London: Arnold, 1996.

Dyfyniad MLA

Balling, Robert C., and Martin A J. Williams. Interactions of Desertification and Climate. Arnold, 1996.

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