These are some of my favourites...
Football Against the Enemy: How the World's Most Popular Sport
Starts and Fuels Revolutions and Keeps Dictators in Power-Simon
Kuper
Futebol:The Brazilian Way of Life-Alex Bellos
Morbo:The Story of Spanish Football-Phil Ball
Tor! The Story of German Football-Ulrich Hesse-Lichtenberger
Brillant Orange: The Neurotic Genius of Dutch Football-David
Winner
Those Feet: A Sensual History of English Football-David
Winner
Prophet or Traitor? The Jimmy Hogan Story-Norman Fox
Mourinho:Anatomy of a Winner-Patrick Barclay
Flat Back Four:The Tactical Game-Andy Gray
Soccer Nemesis--Brian Glanville
The Story of the World Cup-Brian Glanville