New York-London-Glasgow, Oxford University Press-World Bank. 1986

Oxford-London-New York-Toronto, Oxford University Press-Sandpaper Books Ltd 1999

Oxford-London-New York-Toronto, Oxford University Press-Sandpiper Books Ltd. 2001

1989

New York/Oxford, Ofxord University Press

New York, Oxford University Press 1984.

New York, Oxford University Press 1979

New York, Oxford University Press, 1980

New York , Oxford University Press , 1996

New York Oxford University Press 1999

New York, Oxford University Press 1990

New York. Oxford University Press. 2005

New York.: Oxford University Press. 1954

New York, Oxford University Press 1981

New York , Oxford University Press , 1973

New York: Oxford University Press