New York, Academic Press, 1970

Englewood Cliffs, N.J. : Prentice-Hall, 1973

Belmont, Calif. : Wadsworth Pub. Co., 1965

Baton Rouge, Louisiana State University Press 1963
[Rev. ed.].

Cambridge, Mass. : Harvard University Press, 1986

Metuchen, N.J. : Scarecrow Press, 1974

Richmond, Va. : John Knox Press, 1965

New York, Wiley 1974

[Paris] Unesco 1972

Cambridge, Mass. : MIT Press, 2010

Norwood, N.J. : Ablex, 1988

Boston, Houghton Mifflin 1968

DeKalb, Ill. : Northern Illinois University Press, 2009

Urbana, University of Illinois Press, 1965
2d ed.

New York : Wiley, 1993

Cambridge, UK ; New York, NY, USA : Cambridge University Press, 2000

Mahwah, N.J. : L. Erlbaum, 2002

[East Lansing] : Michigan State University Press, 1974

Stanford, Calif. : Stanford University Press, 1994

Cambridge ; New York : Cambridge University Press, 1978