1969

Chicago/London : University of Chicago Press

1991

Lincoln ; London : University of Nebraska Press, 1991

Chicago / London, The University of Chicago Press, 1970.

Seattle, London, University of Washington Press 1974.

L.A./London, University of Callifornia Press, 1994.

1953

Chicago/London : University of Chicago Press

Seattle - London, University of Washington Press, 1977, Auflage: 2.

Chicago-London, The University of Chicago Press. 1989

Charlottesville, London: University of Virginia Press

1990

Lincoln/London : University of Nebraska Press

Chicago, London: The University of Chicago Press

Madison/Milwaukee/London, University of Wisconsin Press 1967

Chicago and London, The University of Chicago Press 1950

Chicago, London: The University of Chicago Press

Harvard University Press; London: Heinemann