Cambridge University Press, 444 pages, August 2003; 
      Second, corrected printing 2006.  
      Paperback (DOI: 10.2277/0521007941) Lstg 30.99 
      Hardback  (DOI: 10.2277/0521810264) Lstg 75.00
      Sample chapter
      Solution sets for lecturers
      Errata sheet for first and second printings
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