%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{5}

\bibitem{Dono_etal2014} Dono, G., Cortignani, R., Dell{\textquoteright}Unto, D., Doro, L., Lacetera, N., Mula, L., et al. (2014). Productive and economic adaptation of Mediterranean agriculture to climate change (Produktive und wirtschaftliche Anpassung der mediterranen Landwirtschaft an den Klimawandel). In \textit{Jahrbuch der {\"O}GA} (Vol. 24, pp. 213--222).

\end{thebibliography}

\end{document}

