Parkes, Alan <br/><br/>
An introduction to computable languages and abstract machines 

 - London  International Thomson computer press  1996 
 - viii, 307p.  
<br/><br/> Includes bibliographical references, glossary and index. 
<br/><br/><label>ISBN: </label>9781850321811 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Automata theory<br/>Computability <br/>Formal language <br/>Theory - Computation