Petrie, Ted and Randall, John <br/><br/>
Connections, definite forms and four-manifolds   

 - Oxford  Clarendon Press  1990 
 - ix, 131p. Index. Bibl. 
 - Oxford Mathematical monographs .
<br/><br/>  
<br/><br/><label>Dewey Class. No.: </label>516  / P495.CD