New York-London, Columbia University Press. 1970

New York-London, Columbia University Press. 1973

New York and London. Columbia University Press. 1971

New York / London, Columbia University Press.

New York / London, Columbia University Press.

New York / London, Columbia University Press

New York / London, Columbia University Press.

New York, London : Columbia University Press

1968

New York/London : Columbia University Press

1968

New York/London : Columbia University Press

New York and London, Columbia University Press

Columbia University Press, New York and London

1972

Columbia University Press, New York and London

New York / London, National Bureau of Economic Research / Columbia University Press.

1980

London/New York, NY : Routledge & Kegan Paul/Columbia University Press