Chicago : Encyclopædia Britannica, 1961

New York : Gordian Press, 1966

Toronto : New Press, 1972

Syracuse, N.Y.] Syracuse University Press 1970
[1st ed.

New York : Harper & Row, 1965

New Brunswick, New Jersey : Rutgers University Press, 1963

Austin, Published for the Dept. of Germanic Languages of the University of Texas by the University of Texas Press 1967

Boston : D.C. Heath and Company, 1960

New York : Oxford University Press, 1992

New York : Methuen, 1986

New York : Farrar, Straus and Young, Inc., 1952

Englewood Cliffs, N.J. : Prentice-Hall, 1979

Philadelphia ; Toronto : John C. Winston Company, 1948
First edition.

Englewood Cliffs, N.J. : Prentice-Hall, 1981

New York, London, Harper & Brothers, 1932

Cambridge [England] : University Press, 1972

Berkeley, Calif. : University of California Press, 1973

New York : Random House, 1966

New York : Twayne Publishers, 1964

[Hamden, Conn.] Archon Books, 1967