This informative guide to the competition and the teams involved in the group stage can be downloaded as eight pdf files via the links below (click on the word in bold to access the file):
Part 1: Introduction
Part 2: Results & Rankings
Part 3: Facts & Figures
Part 4: Records
Part 5: History
Part 6: Referees
Part 7: Coaches
Part 8: Clubs
Part 9: Clubs continued
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http://www.uefa.com/uefachampionsleague/news/newsid=1676359.html#uefa+champions+league+statistics+handbook