Oxford : Clarendon Press, 1963

Cambridge ; New York, NY, USA : Cambridge University Press, 1994

Ithaca, N.Y. : Cornell University Press, 1991

Cambridge [Cambridgeshire] ; New York : Cambridge University Press, 1986

Lincoln : University of Nebraska Press, 1970

[Place of publication not identified] University of Kentucky Press 1962

New York : Oxford University Press, 1988