Dyfyniad APA

(1995). Groundwater models for resources analysis and management. Lewis.

Dyfyniad Arddull Chicago

Groundwater Models for Resources Analysis and Management. Boca Raton: Lewis, 1995.

Dyfyniad MLA

Groundwater Models for Resources Analysis and Management. Lewis, 1995.

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