Originally Posted by Billi

I nominate Jaroslav Hasek: The Good Soldier Svejk.

More Information:
http://en.wikipedia.org/wiki/The_Good_Soldier_Švejk

The original itself is in the public domain, but unfortunately I can't say anything about translation, availability and legal state in English. So, if it would not be possible for you to get this book, please ignore this nomination.