%&LaTeX
\documentclass{article}

\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{textcomp}

\begin{document}

\begin{thebibliography}{1}

\bibitem{anonymous2001} anonymous. (2001). Drogen : Bluttest f{\"u}r Ecstasy-S{\"u}chtige. \textit{Der Spiegel}, (20.08.2001), 3.

\end{thebibliography}

\end{document}

