Landmarks of American writing
edited by Hening Cohen
Basic Books, 1969
 Buku Teks
Gray, Richard, 1944-
A history of American poetry
John Wiley & Sons, 2015
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Weales, Gerald Clifford, 1925-
The jumping-off place; American drama in the 1960's
Macmillan, 1969
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Conner, Fredeick William
Cosmic optimism : a study of the interpretation of evolution by American poets from Emerson to Robinson / by Frederick William Conner
University of Florida Press, 1949
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Geography and the American environment / Edited by Saul B. Cohen
Voice of America Forum Lectures , 1968
 Buku Teks