\documentclass[
	pagesize=false,
	headinclude=false,
	toc=bib
]{scrartcl}

% Sprache-Einstellungen
\usepackage{fontspec}
\usepackage[ngerman]{babel}


% \renewcaptionname Befehl ändert den Name von \bibname.
%\renewcaptionname{ngerman,german}{\bibname}{Literaturverzeichnis}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Literaturverzeichnis
\usepackage[babel]{csquotes}
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  ,style=apa
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  ,mincitenames=3
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% Von Hand geschriebenen Literatur Sammlung
\addbibresource{literatur.bib}
% Von Citati geneierte (als Beispiel)
\addbibresource{literatur2.bib}


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\begin{document}

\tableofcontents

\section{Test}

In dem Dokument~\autocite{Daniel:Latex2e:2012} kann man die 
Information .... Andere Lehrbuch von Latex kann man in~\autocite{Gunther.2008}
finden. Eine Anleitung für das Paket KOMA ist~\autocite{MarkusKohmJensUweMorawski.2015}.

\printbibliography

\end{document}

