\documentclass[a4paper, 12pt]{report}
% \usepackage[italian]{babel} % IT
\usepackage[english]{babel} % EN
\usepackage{newlfont}
\usepackage{graphicx}
\usepackage{float}
\usepackage{caption}
\usepackage{wrapfig}
\usepackage{subfig}
\usepackage{listings}
\lstset { 
    %Formatting for code in appendix
    basicstyle=\footnotesize,
    literate={°}{{\"\deg}}1,
    numbers=left,
    stepnumber=1,
    showstringspaces=false,
    tabsize=1,
    breaklines=true,
    breakatwhitespace=false,
}
\usepackage[bookmarks=true]{hyperref}
\hypersetup{
        colorlinks=true,
        linkcolor=black,
        anchorcolor=black,
        citecolor=black,
        urlcolor=black,
        pdftitle={TITLE},
        pdfauthor={NAME SURNAME},
        pdfkeywords={COMMA SEPARETED LIST}
}
\usepackage{setspace} % imposta interlinea
\doublespacing % interlinea 2
\textwidth=450pt\oddsidemargin=0pt\linespread{1.4}
% add more packages here
\begin{document}
    \input{front/frontespice}
    \input{front/index}
    \input{front/indexfigures}
    \input{front/indextables}
    \input{front/indexcode}
    \input{front/abstract}
    \input{front/acknowledgement}
    
    \input{body/chapter1}
    \input{body/chapter2}
    \input{body/chapter3}
    \input{body/chapter4}
    \input{body/chapter5}
    
    \bibliographystyle{unsrt}
    \bibliography{blibliography}
\end{document}