%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{5}

\bibitem{Poettler1981} P{\"o}ttler, V. H. (1981). {\"O}sterreichisches Freilichtmuseum -- Das Rauchstubenhaus {\textquotedblleft}Laarer{\textquotedblright}.

\end{thebibliography}

\end{document}

