Mein LaTeX-Forum

\documentclass{scrartcl}

\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage[ngerman]{babel}
\usepackage{lmodern}
\usepackage{textcomp}
\usepackage{booktabs}

\begin{document}

\begin{tabular}{p{.1\textwidth}p{.2\textwidth}p{.1\textwidth}}
\toprule
1 & eins & I \\
\midrule
2 & zw… \newline …ei & II \\
\midrule
3 & drei & III\\
\bottomrule
\end{tabular}

\end{document}