Gaston, K. J. (2010). Urban ecology. Cambridge University Press.
Chicago-čujuhus (17. p.)Gaston, Kevin J. Urban Ecology. Cambridge: Cambridge University Press, 2010.
MLA-čujuhus (9. p.)Gaston, Kevin J. Urban Ecology. Cambridge University Press, 2010.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.