London-New York, Routledge. 1992

London - New York: Routledge 1992

London-New York, Routledge. 1990

London-New York, Routledge. 1990

London-New York, Routledge. 1990

London-New York, Routledge. 1993

London-New York, Routledge. 1993

London, New York, Tavistock/Routledge 1991.

London - New York, Tavistock/Routledge, 1991

Routledge, London; New York 1996

Routledge, London, New York 1995.

Amsterdam, Vangendt & Co./London, Routledge & Kegan Paul/New York, Abner Schram 1972

London and New York, Routledge. 1989.

London-New York, Routledge. 1988

London-New York, Routledge. 1984