Shugart, H. H. (1998). Terrestrial ecosystems in changing environments. C. U.Pr.
Cita Chicago (17th ed.)Shugart, Herman H. Terrestrial Ecosystems in Changing Environments. Cambridge: C. U.Pr, 1998.
Cita MLA (9th ed.)Shugart, Herman H. Terrestrial Ecosystems in Changing Environments. C. U.Pr, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.