Dyfyniad APA

Serageldin,Ismail. Toward sustainable management of water resources. Serageldin.

Dyfyniad Arddull Chicago

Serageldin,Ismail. Toward Sustainable Management of Water Resources. Serageldin.

Dyfyniad MLA

Serageldin,Ismail. Toward Sustainable Management of Water Resources. Serageldin.

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