The Penguin dictionary of twentieth century history / by Alan Palmer. Palmer, Alan Warwick. History, Modern 20th century Dictionaries. 940.503 PAP World, 1900-1978. Encyclopaedias (BNB/PRECIS) Also published: London : Allen Lane, 1979. Harmondsworth : Penguin, 1979. 1979. 1979 Text [5], 403 p. ; eng Penguin reference books