Collingwood,E.F. Lohwater,A.J. <br/><br/>
The theory of cluster sets 

 - London  Cambridge at the University Press  1966 
 - vii, 211 p. 
 - Cambridge Tracts in mathematics and Mathematical Physics;No.56 .
<br/><br/> Includes bibliography, index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Set theory<br/>Cluster sets
<br/><br/><label>Dewey Class. No.: </label>511.322  / COL