ecco il preambolo…scusate il ritardo ero fuori città
`\documentclass[11pt,a4paper,oneside]{book}
%\usepackage{a4wide}
\usepackage[italian]{babel}
\usepackage[latin1]{inputenc}
%\usepackage[pctex32]{graphics}
\usepackage[pdftex]{graphicx}
\usepackage{indentfirst}
\usepackage{color}
\usepackage{array}
\usepackage{booktabs}
\makeatletter
\graphicspath{{:immagini:}{immagini/}{immagini\@backslashchar}}
\graphicspath{{immagini/}} \makeatother
%\hoffset=-0.5cm
%\voffset=-0.5cm
%\setlength{\topmargin}{-1cm}
%\setlength{\evensidemargin}{1cm}
%\setlenght{\oddsidemargin}{1cm}
\setlength{\textwidth}{16cm}
%\setlength{\textheight}{23cm}
%\vfuzz2pt
%\hfuzz2pt
\evensidemargin=0cm
\oddsidemargin=0cm
\newcommand{\memorybreak}{\newpage \clearpage \newpage}
\linespread{1.5}
%\pagestyle{plain}
\usepackage{fancyhdr}
\pagestyle{fancy}
%\addtolength{\headwidth}{\marginparsep}
%\addtolength{\headwidth}{\marginparwidth}
\renewcommand{\chaptermark}[1]{%
\markboth{\MakeUppercase{%
\chaptername}\ \thechapter.%
\ #1}{}}
%\lhead{\slshape \leftmark}
\rhead{}
%\chead{}
%\lfoot{}
%\cfoot{}
%\rfoot{\thepage}
\renewcommand{\headrulewidth}{0.1pt}
\renewcommand{\footrulewidth}{0.1pt}`