%allowed options finnish, swedish, english
%after changing the language you may be forced to use recompile from scratch to get rid of errors
\documentclass[english]{tktltiki}
\usepackage{epsfig}
\usepackage{subfigure}
\usepackage{url}
\begin{document}
%\doublespacing
%\onehalfspacing
\singlespacing
\title{Sample Title}
\author{Jane Doe, John Doe}
\date{\today}
\maketitle
\classification{\protect{\ \\
\ General and reference $\rightarrow$ Document types $\rightarrow$ Surveys and overviews\ \\
\ Applied computing $\rightarrow$ Document management and text processing $\rightarrow$ Document management $\rightarrow$ Text editing\ }}
\keywords{ulkoasu, tiivistelmä, lähdeluettelo}
\begin{abstract}
Abstract text goes here. You can change the language as an class option. Read the comments in the source.
\end{abstract}
\mytableofcontents
\section{Example section}
% Write some science here.
You can change the language as an class option. Read the comments in the source. Sample text and a reference~\cite{example}. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Donec at lorem varius, sodales diam semper, congue dui. Integer porttitor felis eu tempor tempor. Proin molestie maximus augue in facilisis. Phasellus eros dui, blandit eu nibh ut, pharetra porta enim. Cum sociis natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Aliquam ullamcorper risus pretium est elementum, eget egestas lorem fermentum. Etiam auctor nisi purus, vitae scelerisque augue vehicula sed. Ut eu laoreet ex. Mauris eu mi a tortor gravida cursus eget sit amet ligula.
\begin{table}[!t]
\begin{center}
\caption{An Example of a Table}
\label{table_example}
\begin{tabular}{| c | c | c |}
\hline
cell1 & cell2 & cell3 \\
\hline
cell4 & cell5 & cell6 \\
\hline
cell7 & cell8 & cell9 \\
\hline
\end{tabular}
\end{center}
\end{table}
\begin{figure}
\centering
\includegraphics[width=\textwidth]{frog}
\caption{Caption for the image.}
\end{figure}
% --- References ---
\nocite{*}
% one of these or ...
%\bibliographystyle{plain}
%\bibliographystyle{acm}
\bibliographystyle{ieeetr}
% ... or this
%\bibliographystyle{apalike}
\bibliography{references}
\lastpage
\appendices
\pagestyle{empty}
\internalappendix{1}{Example ABC}
Appendix example
\end{document}