Thurston, William P.  1946- <br/><br/>
On the combinatorics of iterated rational maps/ 
William P. Thurston. 
 - Princeton, N.J.:  Princeton University Press,  1985. 
 - 87 p.;  23 cm. 
<br/><br/> Preliminary version 2.0 
<br/><br/><label>Dewey Class. No.: </label>511.6  / T547o