books.google.com - Recent applications to biomolecular science and DNA computing have created a new audience for automata theory and formal languages. This is the only introductory book to cover such applications. It begins with a clear and readily understood exposition of the fundamentals that assumes only a background...http://books.google.com/books/about/Automata_Theory_with_Modern_Applications.html?id=ikS8BLdLDxIC&utm_source=gb-gplus-shareAutomata Theory with Modern Applications