MLA

Buell, Lawrence. The Environmental Imagination : Thoreau, Nature Writing, and the Formation of American Culture. Cambridge, MA: Belknap Press of Harvard University Press, 1995.

APA

Buell, L. (1995). The environmental imagination : Thoreau, nature writing, and the formation of American culture. Cambridge, MA: Belknap Press of Harvard University Press.

Chicago

Buell, Lawrence. The Environmental Imagination: Thoreau, Nature Writing, and the Formation of American Culture. Cambridge, MA: Belknap Press of Harvard University Press, 1995.