8Donald Worster. Nature's Economy: A History of Ecological Ideas (Second Edition). Cambridge UK: Cambridge University Press, 1994.
9Carol B. Gartner. Rachel Carson. New York: Frederick Ungar Publishing, 1983 : 120.
10Lynn White, Jr. The Historical Roots of Our Ecologic Crisis//Cheryll Glotfehy, Harold Fromm. The Ecocriticism Reader: Landmarks in Literary Ecology. Athens: The University of Georgia Press, 1996:6- 14.
