Hughes, J. (2000). Ecology and historical materialism. Cambridge University Press.
Chicago-čujuhus (17. p.)Hughes, Jonathan. Ecology and Historical Materialism. Cambridge ; New York: Cambridge University Press, 2000.
MLA-čujuhus (9. p.)Hughes, Jonathan. Ecology and Historical Materialism. Cambridge University Press, 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.