Zieschang, Heiner <br/><br/>
Finite groups of mapping classes of surfaces  / 

 - Berlin:  Springer-Verlag,  1981 
 - viii, 340p. Index. Bibl. 
 - Lecture notes in Mathematics ; 875 .
<br/><br/><label>Dewey Class. No.: </label>516  / Z67.FG