Apple iTunes 可以购买书籍的51个iTunes店：

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Argentina, Australia, Austria,
Belgium, Bolivia, Brazil, Bulgaria,
Canada, Chile, Colombia, Costa Rica, Cyprus, Czech Republic,
Denmark, Dominican Republic,
Ecuador, El Salvador, Estonia,
Finland, France,
Germany, Greece, Guatemala,
Honduras, Hungary,
Ireland, Italy,
Japan
Latvia, Lithuania, Luxembourg,
Malta, Republic of, Mexico,
Netherlands, New Zealand, Nicaragua, Norway,
Panama, Paraguay, Peru, Poland, Portugal,
Romania,
Slovakia, Slovenia, Spain, Sweden, Switzerland,
United Kingdom, United States,
Venezuela.