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Cambridge ; New York : Cambridge University Press, 1980

London ; Boston : Routledge & K. Paul, 1975

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[2d ed., rev.].

Cambridge [England] : University Press, 1970

New Haven : Yale University Press, 1984

New York : Hart Publishing Company, 1960

New Brunswick, N.J. : Rutgers University Press, 1969

New York, Pitman 1964

London ; Boston : Routledge & Kegan Paul, 1979

London, Chapman & Hall, 1968
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[Hamden, Conn.] : Linnet Books, 1977

London : New York : Routledge & K. Paul; Humanities P., 1967

Clifton [N.J.] : A. M. Kelly, 1973

[Ithaca, N.Y.] Cornell University Press 1970

Cambridge [England] : University Press, 1971

London : New York : Macdonald & Co., American Elsevier, 1970

London, Routledge & K. Paul, 1970

London, New York, Oxford University Press, 1933

Detroit : Singing Tree Press, 1968
2d ed.