%printing the bibliography% the first not commented line always set the documentclass
\documentclass[ngerman]{scrreprt}
% including the necessary packages with using the package that has all the packages this report needs.
\usepackage{edv_pakete}
% literature
\addbibresource{refs.bib}
% title, author and date
\title{EDV WS17/18 Abschlussbericht}
\subtitle{Physik131}
\date{\today}
\author{Shazam Ali Shah\\
Matrikelnummer: 3143817}
% start of the actual document
\begin{document}
% making the title page
\maketitle
% roman numbering for the tables of content
\pagenumbering{roman}
% printing the
\tableofcontents
\clearpage
% arabic numbers for the page numbering of the pages with tasks
\pagenumbering{arabic}
%===============================================================================
% Latex part of the report
\part{\LaTeX}
% the Hobbit-chapter
\include{latex_hobbit}
% the Mathematics-chapter
\include{latex_mathematik}
% the LaTeX-Quiz-chapter
\include{latex_typographie-quiz_loesung}
% Linux part of the report
\part{Linux}
\include{linux}
% Python part of the report
\part{Python}
\include{python}
\listoffigures
\listoftables
% printing the bibliography
\printbibliography[heading=bibintoc]
\end{document}