\documentclass{book}
\usepackage[french]{babel}
\usepackage{colordvi}
\usepackage{fullpage}
\usepackage{isolatin1}
\usepackage{automata}

\begin{document}
\pagestyle{empty}

\begin{automate}[d]{0}{0}{Le langage de sortie.}{1}(10,5)

\etat[a]{100}{50}{}{g}
\etat[a]{150}{50}{}{f}
\etat[a]{200}{50}{}{e}
\etat[it]{250}{50}{}{a}
\etat[a]{250}{50}{}{a}
\etat[a]{300}{50}{}{b}
\etat[a]{350}{50}{}{c}
\etat[a]{400}{50}{}{d}

\trans{a}{b}{0}
\trans{b}{c}{0}
\trans{c}{d}{0}
\trans{b}{e}{1}(0,-40)
\trans{c}{e}{1}(0,-60)
\trans{d}{e}{1}(0,-80)
\trans{d}{a}{1}(0,-20)

\trans{a}{e}{1}
\trans{e}{f}{1}
\trans{f}{g}{1}
\trans{e}{b}{0}(0,40)
\trans{f}{b}{0}(0,60)
\trans{g}{b}{0}(0,80)
\trans{g}{a}{0}(0,20)

\end{automate}

\end{document}
