Florian Weber wrote:
> hi!
> 
> do you guys have any recommendations of ruby books or books
> which are somewhat related to ruby (for sure i would be also always
> interested in books which are not related to ruby at all, but still a
> must to read ; )

Books in what language(s)? Japanese? English? German? As far as 
German and English is concerned take a look at the FAQ.

Josef 'Jupp' Schugt