Dyfyniad APA

(2014). Accounting for Biodiversity. Routeledge Earthscan.

Dyfyniad Arddull Chicago

Accounting for Biodiversity. London: Routeledge Earthscan, 2014.

Dyfyniad MLA

Accounting for Biodiversity. Routeledge Earthscan, 2014.

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