Miller, G. T. (1997). Environmental science: Working with the earth (6th ed.). Wadsworth.
Citazione stile Chigago Style (17a edizione)Miller, G. Tyler. Environmental Science: Working with the Earth. 6th ed. Belmont: Wadsworth, 1997.
Citatione MLA (9a ed.)Miller, G. Tyler. Environmental Science: Working with the Earth. 6th ed. Wadsworth, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.