\documentclass[12pt,a4paper]{extarticle}
\include{unipStyle}
%\makeatletter
%\def\ScaleIfNeeded{
% \ifdim\Gin@nat@width>\linewidth
% \linewidth
% \else
% \Gin@nat@width
% \fi
%}
%\makeatother
%Pre-textual elements
%=====================================
\begin{document}
\include{Pre_textual/cover}
\include{Pre_textual/titlePage}
\pagenumbering{roman}
\setcounter{page}{1}
\include{Pre_textual/cataloguingData}
\include{Pre_textual/approvalSheet}
\include{Pre_textual/pretex} %Pre-textual elements, Dedication, Acknowledgements and Epigraph
\include{Pre_textual/abstract} %Summary and Abstract
\include{Pre_textual/lists} %Illustrations and Tables lists
\include{Pre_textual/abbreviationsAcronyms}%To edit, go to abbreviationsAcronyms file into Pre_textuais folder
%\include{Pre_textual/simbols}%To edit, go to simbols file into Pre_textuais folder
\include{Pre_textual/summary}
%Chapters - By doing the compilation include only the chapters you want with the following command. For the chapters that will not be used, just comment with - The main chapters are on the Chapters folder.
%=======================================
\clearpage
\pagenumbering{arabic}
\setcounter{page}{14}
\include{Chapters/chapter01}
\include{Chapters/chapter02}
\include{Chapters/chapter03}
\include{Chapters/chapter04}
\include{Chapters/chapter05}
\include{Chapters/chapter06}
\include{Chapters/chapter07}
%% APA style
\bibliographystyle{model5-names}
\bibliography{references}
%Post-textual. likewise chapters
%========================================
\appendix
\include{Pos_textual/appendixA}
\include{Pos_textual/appendixB}
\include{Pos_textual/attachments}
%%========================================
\end{document}