Marsh, W. M. (2002). Environmental geography: science, land use, and earth: Systems. Wiley.
Chicago-čujuhus (17. p.)Marsh, William M. Environmental Geography: Science, Land Use, and Earth: Systems. New York: Wiley, 2002.
MLA-čujuhus (9. p.)Marsh, William M. Environmental Geography: Science, Land Use, and Earth: Systems. Wiley, 2002.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.