APA-čujuhus (7. p.)
Tuxill, J. Nature's cornucopia: Our stake in plant diversity. Worldwatch Institute.
Chicago-čujuhus (17. p.)
Tuxill, John. Nature's Cornucopia: Our Stake in Plant Diversity. Washington, EUA: Worldwatch Institute.
MLA-čujuhus (9. p.)
Tuxill, John. Nature's Cornucopia: Our Stake in Plant Diversity. Worldwatch Institute.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.