[Hong Kong] Hong Kong University Press 1965

Evanston, Ill. : Northwestern University Press, 1972

London ; Sterling, VA : Earthscan, 2002
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Madison, Wis. : American Society for Training and Development, 1979

Turku/Åbo : Åbo Akademi University, Institute for Human Rights, 1996

Cambridge, Mass., M.I.T. Press 1968

Baltimore : Johns Hopkins University Press, 1987

London ; Boston : Allen & Unwin, 1983

New York : Columbia University Press, 1966

Cambridge, Mass. : Harvard University Press, 1974

New Delhi ; Thousand Oaks : Sage Publications, 1996

[Madison] University of Wisconsin Press 1972

New York : Pergamon Press, 1979

New York : Oxford University Press, 1988

East Lansing, Michigan State Univ. Press, 1967

New York : Monthly Review Press, 1969

Boulder, Colo. : Westview Press, 1987

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Princeton, N.J. : Princeton University Press, 1988