%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{EuropeanHarmReductionNetwork2011} European Harm Reduction Network. (2011). \textit{Promoting harm reduction approaches within Europe}. London: European Harm Reduction Network (EuroHRN).

\end{thebibliography}

\end{document}

