London ; Boston : Allen & Unwin, 1981

Berkeley, University of California Press, 1968

Bloomington : Indiana University Press, 1986

Urbana : University of Illinois Press, 1972

Cambridge, Mass., Harvard University Press, 1968

Englewood Cliffs, N.J. : Prentice-Hall, Inc., 1970

London : Published for Sussex University Press by Chatto & Windus, 1975

Columbus : Ohio State University Press, 1994

Boston : Twayne, 1985

New York, Barnes & Noble 1971

Knoxville] University of Tennessee Press 1971
[1st ed.

Bloomington : Indiana University Press, 1955

[Athens] Ohio University Press, 1971

New York : Columbia University Press, 2005

New York, Columbia University Press, 1959

Chicago : University of Chicago Press, 1992

New York : New York University Press, 1975

Washington, D.C. : University Press of America, 1980

Selinsgrove [Pa.] : Susquehanna University Press, 1984

[Pittsburgh] University of Pittsburgh Press 1968