%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{2006} \textit{Omosessualit{\`a} e Europa. Atti del Convegno internazionale}, red.~Quercioli Mincer, L., red.~Amenta, A., Roma, 2006, 246 ss.

\end{thebibliography}

\end{document}

