Clarendon Press u. New York, Oxford University Press 1984.

Oxford-New York, Clarendon Press-Oxford University Press 1994

1979

Oxford : Clarendon Press ; New York : Oxford University Press, 1979.

1990

Oxford : Clarendon Press ; New York : Oxford University Press

London : Athlone Press, New York : Oxford Univ. Press

Manchester, UK/New York, Manchester University Press for the International African Institute, London

Oxford, New York: Oxford University Press, International Union of Crystallography