Wild, A. (1996). Soils and the environment: An introduction. Univ. Pr..
Cita Chicago (17th ed.)Wild, Alan. Soils and the Environment: An Introduction. Cambridge: Univ. Pr., 1996.
Cita MLA (9th ed.)Wild, Alan. Soils and the Environment: An Introduction. Univ. Pr., 1996.
Atenció: Aquestes cites poden no estar 100% correctes.