Miller, G. T. (1991). Environmental science sustaining the earth (3rd ed.). Wadsworth.
Chicago-čujuhus (17. p.)Miller, G. Tyler. Environmental Science Sustaining the Earth. 3rd ed. Belmont: Wadsworth, 1991.
MLA-čujuhus (9. p.)Miller, G. Tyler. Environmental Science Sustaining the Earth. 3rd ed. Wadsworth, 1991.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.