Cunningham, W. P., Cunningham , M. A., & Saigo , B. (2005). Environmental science: A global concern (8th ed.). McGraw-Hill.
Chicago-čujuhus (17. p.)Cunningham, William P., Mary Ann Cunningham , juo Barbara Saigo. Environmental Science: A Global Concern. 8th ed. Boston: McGraw-Hill, 2005.
MLA-čujuhus (9. p.)Cunningham, William P., et al. Environmental Science: A Global Concern. 8th ed. McGraw-Hill, 2005.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.