Dyfyniad APA

Wall, D. H. e. (2013). Soil ecology and ecosystem services. Oxford University Press.

Dyfyniad Arddull Chicago

Wall, Diana H; ed. Soil Ecology and Ecosystem Services. Oxford: Oxford University Press, 2013.

Dyfyniad MLA

Wall, Diana H; ed. Soil Ecology and Ecosystem Services. Oxford University Press, 2013.

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