Southwick, C. H. (1996). Global ecology in human perspective. Oxford University Press.
Chicago-čujuhus (17. p.)Southwick, Charles H. Global Ecology in Human Perspective. New York: Oxford University Press, 1996.
MLA-čujuhus (9. p.)Southwick, Charles H. Global Ecology in Human Perspective. Oxford University Press, 1996.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.