Ann Arbor, Mich.: Univ. of Michigan Press, 1993

New York [u.a.]: McGraw-Hill, 1984

New Haven; London: Yale University Press, 1973

University of Chicago Press, 1968

SAGE Publications, 1968

Southern Political Science Association, 1968

SAGE Publications, 1968

Cambridge University Press (CUP), 1967

World Peace Foundation, 1967

University of Chicago Press, 1963

Cambridge University Press (CUP), 1964

Princeton University Press, 1964

Project MUSE, 1964

Wayne State University Press, 1964

Southern Political Science Association, 1963

SAGE Publications, 1964

JSTOR, 1960

Cambridge University Press (CUP), 1962

World Peace Foundation, 1962

Cambridge University Press (CUP), 1960