Now Wikipedia is available in “personal” versions.

It means that if you are interested only in indie-rock, travels to Tibet or neighbor towns, butterflies and iPhones, you can define the list of your interests and pick corresponding articles from Wikipedia in order to download pdfs or get as a traditional book by post (pic.).

Books are printed by Lightning Source company with the help of technology of PediaPress , a German software company, and, of course, Wikipedia.

An example could be seen here , while all guides are - here .