Dyfyniad APA

(2006). Apparaising sustainable development: Water amangement and environmental challenges. OUP.

Dyfyniad Arddull Chicago

Apparaising Sustainable Development: Water Amangement and Environmental Challenges. New Delhi: OUP, 2006.

Dyfyniad MLA

Apparaising Sustainable Development: Water Amangement and Environmental Challenges. OUP, 2006.

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