Dyfyniad APA

Brooks, K. N., Ffolliott, P. F., & Magner, J. A. (2012). Hydrology and the management of watersheds (4th ed.). Wiley-Blackwell.

Dyfyniad Arddull Chicago

Brooks, Kenneth N., Peter F. Ffolliott, and Joseph A. Magner. Hydrology and the Management of Watersheds. 4th ed. Ames, Ia.: Wiley-Blackwell, 2012.

Dyfyniad MLA

Brooks, Kenneth N., et al. Hydrology and the Management of Watersheds. 4th ed. Wiley-Blackwell, 2012.

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