%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Kuntsche+Labhart2012} Kuntsche, E., \& Labhart, F. (2012). Investigating the drinking patterns of young people over the course of the evening at weekends. \textit{Drug and alcohol Dependence}, \textit{124}(3), 319--324.

\end{thebibliography}

\end{document}

