Dyfyniad APA

Herschy, R. W., & Fairbridge, R. W. (1998). Encyclopedia of hydrology and water resources. Kluwer.

Dyfyniad Arddull Chicago

Herschy, Reginald W., and Rhodes W. Fairbridge. Encyclopedia of Hydrology and Water Resources. Dordrecht: Kluwer, 1998.

Dyfyniad MLA

Herschy, Reginald W., and Rhodes W. Fairbridge. Encyclopedia of Hydrology and Water Resources. Kluwer, 1998.

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