Jones, A. M. (1997). Environmental biology. Routlege.
Chicago-čujuhus (17. p.)Jones, Allan M. Environmental Biology. London: Routlege, 1997.
MLA-čujuhus (9. p.)Jones, Allan M. Environmental Biology. Routlege, 1997.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.