% include a figure:
\begin{figure}[hbtp]
\caption{Your Figure Here}\label{myfig}
\includegraphics[scale=.7]{YourFigure.png}
\end{figure}
% include a table:
\begin{table}[htbp]
\begin{center}
\renewcommand\thetable{5} % personalize the table number
\caption{This table is a copy and paste from wikibook}\label{T1}
\begin{tabular}{llr}
\hline
\multicolumn{2}{c}{Item} \\
\cline{1-2}
%\cmidrule(r){4-5} \cmidrule(r){6-7} % give gap between two \cline.
Animal & Description & Price (\$) \\
\hline
Gnat & per gram & 13.65 \\
& each & 0.01 \\
Gnu & stuffed & 92.50 \\
Emu & stuffed & 33.33 \\
Armadillo & frozen & 8.99 \\
\hline
\end{tabular}
\end{center}
\end{table}
%Table with shaded column: Add this two to preamble
\usepackage{xcolor,colortbl}
\newcommand{\mc}[2]{\multicolumn{#1}{c}{#2}}
\definecolor{Gray}{gray}{0.85}
\definecolor{LightCyan}{rgb}{0.88,1,1}
\newcolumntype{a}{>{\columncolor{Gray}}c}
\newcolumntype{b}{>{\columncolor{white}}c}
%Reshape the table to fit in the page:Add this to preamle
%Aand add float text under a table or graph
\usepackage{graphicx} %Reshape the table
\usepackage{floatrow} %Float text
\begin{table}[htbp]
\centering
\caption{Agriculture Employment Share}
\resizebox{\linewidth}{!}{ %Reshape the table to fit in the page
\begin{tabular}{r| a b a b a b a b a b} %Table with shaded column
\hline
\rowcolor{white}
\multicolumn{3}{l}{\textbf{PanelA: Census}} & \multicolumn{8}{c}{Regions} \\ % multi column
\cline{4-11}\\ % line for specific column
\rowcolor{white}
Year & National & & East & & Central & & West & & Northeast & \\
\hline
1985 & 71.81\% & 100\% & 18.02\% & 25\% & 27.12\% & 38\% & 22.57\% & 31\% & 4.10\% & 6\% \\
\hline
\end{tabular}%
}
\floatfoot{ * Shaded columns are normalized regional contribution.} % float text under a table or graph
\end{table}%
% Add footnote under a table: put under \end{tabular}
\raggedright{\footnotesize{*This is a footnote under a table}}
% Add notes below the table: three part table
\usepackage[para,online,flushleft]{threeparttable}
\begin{table}[h]
\caption{Some very informative caption}
\begin{center}
\begin{threeparttable}
\begin{tabular}{c c}
\toprule
content1 & content2
\end{tabular}
\begin{tablenotes}
\item[1] note1; \item[2] note2
\end{tablenotes}
\end{threeparttable}
\end{center} \label{tablelabel}
\end{table}
% Float note under graph or table
\usepackage[capposition=top]{floatrow}
\floatfoot{*Note the y scales are different.}
% Bibliography - Natbib