Wild, A. (2001). Soils and the Environment: An introduction. Cambridge University Press.
Cita Chicago (17th ed.)Wild, Alan. Soils and the Environment: An Introduction. Cambridge: Cambridge University Press, 2001.
Cita MLA (9th ed.)Wild, Alan. Soils and the Environment: An Introduction. Cambridge University Press, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.