Dyfyniad APA

xix,287 p.Wild, A. (1993). Soils and Environment: An introduction. Cambridge University Press.

Dyfyniad Arddull Chicago

xix,287 p.Wild, Alan. Soils and Environment: An Introduction. Cambridge: Cambridge University Press, 1993.

Dyfyniad MLA

xix,287 p.Wild, Alan. Soils and Environment: An Introduction. Cambridge University Press, 1993.

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