%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Grebe1861} Grebe, C. (1861). \textit{Die Forstbenutzung}. Eisenach: J.F. Baerecke.

\end{thebibliography}

\end{document}

