LaTeX Forum

\documentclass[a4paper,oneside,12pt]{scrreprt}
\usepackage[ngerman]{babel} 
\usepackage[babel]{csquotes} 
\usepackage[backend=biber,firstinits=true,sorting=nyt,doi=false,url=false,isbn=false,maxbibnames=3]{biblatex} 
\usepackage{fontspec}
\addbibresource{literatur2.bib}
% Trick zum Vertauschen von Nachname und Initiale des Vornamens:
\DeclareNameFormat{default}{%
      \usebibmacro{name:last-first}{#1}{#4}{#5}{#7}%
}

\begin{document}
\chapter{Test}
\cite{enten}
\cite{taler}
\printbibliography
\end{document}

% This file was created with JabRef 2.9.2.
% Encoding: UTF8

@BOOK{taler,
  title = {Mein Glückstaler},
  publisher = {Erwin Erpel Verlag},
  year = {2014},
  author = {Dagobert Duck},
  owner = {doro},
  timestamp = {2014.07.24}
}

@BOOK{enten,
  title = {Entenhausen},
  publisher = {Erwin Erpel Verlag},
  year = {2014},
  author = {Mickey Maus and Donald Duck and Gustav Gans and Daniel Düsentrieb},
  owner = {doro},
  timestamp = {2014.07.24}
}

\begin{filecontents}{literatur2.bib}
@BOOK{taler, 
  title = {Mein Glückstaler}, 
  publisher = {Erwin Erpel Verlag}, 
  year = {2014}, 
  author = {Dagobert Duck}, 
  owner = {doro}, 
  timestamp = {2014.07.24} 
} 

@BOOK{enten, 
  title = {Entenhausen}, 
  publisher = {Erwin Erpel Verlag}, 
  year = {2014}, 
  author = {Mickey Maus and Donald Duck and Gustav Gans and Daniel Düsentrieb}, 
  owner = {doro}, 
  timestamp = {2014.07.24} 
}
\end{filecontents}

\documentclass[a4paper,oneside,12pt]{scrreprt} 
\usepackage[ngerman]{babel} 
\usepackage[babel]{csquotes} 
\usepackage[backend=biber,
firstinits=true,  % Vorname als Initialen
sorting=nyt,
doi=false,
url=false,
isbn=false,
bibstyle=authortitle,  % Hier kannst du mal verschiedene Styles ausprobieren
maxbibnames=3]
{biblatex} 
\usepackage{fontspec} 

\addbibresource{literatur2.bib} 

\begin{document} 
\chapter{Test} 
\cite{enten} 
\cite{taler} 

\printbibliography 
\end{document}