(ordered by preference, no e-books with restrictive DRM please.)
* Karl Popper: Logik der Forschung.
- * Michael E. Gerber: The E-Myth Revisited. HarperCollins 1995, ISBN-13: 978-0887307287
+ * Bill Bryson: The Mother Tongue. ISBN: 0-380-71543-0
* more “Discworld” novels by Terry Prattchet (R.I.P.), in English or German
* already got “Mort”, “Guards! Guards!”, “The Color of Magic”, “The Light Fantastic”, “Hogfather”
* based on that, refer to the [Discworld Reading Order Guides](http://www.lspace.org/books/reading-order-guides/) for your optimal choice
+ * Michael E. Gerber: The E-Myth Revisited. HarperCollins 1995, ISBN-13: 978-0887307287
* Jon Loeliger: Versionskontrolle mit Git, O'Reilly Verlag, Köln 2010. ISBN-13: 978-3897219458 (or in English: ISBN-13: 978-0596520120)
* Anything written by Donald E. Knuth (in English please). For the long term, “The Art of Computer Programming” would be nice to have.
* Already got “The Art of Computer Programming”, Volume 1.