Lindeman, Ralph D
Twayne Publishing, 1965
Buku Teks
Fisher, Irving
Adelphi , 1928
Buku Teks
Powel, Anthony, author
W.W. Norton & Company, 1986
Buku Teks
Freud, Sigmund, 1856-1939, author
George Allen and Unwin, 1954
Buku Teks
Hirsch, Eric Donald, Jr., author
University of Chicago Press, 1976
Buku Teks