\version "2.17.12"

music = \relative c' {
  c1*4
}

\book {

  \bookOutputName "Book"

  \bookpart {
    \bookOutputSuffix "Romanze"
    \score {
      \music 
      \layout { }
      \midi{}
    }
  }
  \bookpart {
    \bookOutputSuffix "Menuetto"
    \score {
      \music 
      \layout { }
      \midi{}
    }
  }
  \bookpart {
    \bookOutputSuffix "Nocturne"
    \score {
      \music 
      \layout { }
      \midi{}
    }
  }
}