(1992). Statistics in the environmental & earth sciences. Wiley.
Chicago-čujuhus (17. p.)Statistics in the Environmental & Earth Sciences. New York: Wiley, 1992.
MLA-čujuhus (9. p.)Statistics in the Environmental & Earth Sciences. Wiley, 1992.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.