(1999). Maintaining biodiversity in forest ecosystems. Univ. Pr..
Chicago-čujuhus (17. p.)Maintaining Biodiversity in Forest Ecosystems. Cambridge: Univ. Pr., 1999.
MLA-čujuhus (9. p.)Maintaining Biodiversity in Forest Ecosystems. Univ. Pr., 1999.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.