Citazione Stile APA (7a Edizione)

Shugart, H. H. (1998). Terrestrial ecosystems in changing environments. C. U.Pr.

Citazione stile Chigago Style (17a edizione)

Shugart, Herman H. Terrestrial Ecosystems in Changing Environments. Cambridge: C. U.Pr, 1998.

Citatione MLA (9a ed.)

Shugart, Herman H. Terrestrial Ecosystems in Changing Environments. C. U.Pr, 1998.