Davis, R. H. C. (Ralph Henry Carless), 1918-1991.
Third edition by R.I. Moore, with the assistance of Joanna Huntington
London ; New York : Routledge, 2006
Davis, R. H. C. (Ralph Henry Carless), 1918-1991.
Third edition
Oxfordshire [England] ; New York [New York] : Addison Wesley Longman Limited : Routledge, 2013