(1996). Ecosystem management in the United States: An assessment of current experience. Island.
Chicago-čujuhus (17. p.)Ecosystem Management in the United States: An Assessment of Current Experience. Washington: Island, 1996.
MLA-čujuhus (9. p.)Ecosystem Management in the United States: An Assessment of Current Experience. Island, 1996.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.