Gaya APA

Global environment : water, air, and geochemical cycles / Elizabeth Kay Berner, Robert A. Berner. (1996). : Upper Saddle River, N.J., Prentice Hall.

Gaya MLA

Global environment : water, air, and geochemical cycles / Elizabeth Kay Berner, Robert A. Berner. . : Upper Saddle River, N.J., Prentice Hall, 1996. Text.