\documentclass[a4paper,11pt,twoside,italian]{book}
\usepackage[latin1]{inputenc}
\usepackage[bookmarks=true]{hyperref}
+\usepackage{makeidx}
\usepackage{booktabs}
\usepackage{pstcol}
\usepackage{pst-node}
\author{Simone Piccardi}
+\makeindex
+
\begin{document}
\pagenumbering{roman}
%\bibliographystyle{phaip}
%\bibliography{biblio}
+\printindex
+
+\end{document}
-\end{document}
\ No newline at end of file