Mansfield, Maynard J.. <br/><br/>
Introduction to Topology /  

 - 1st ed /  
 - New Jersey :   D. Van Nostrand Company, Inc. ,   1973 
 - p.116,x :  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Topology
<br/><br/><label>Dewey Class. No.: </label>B316  / K3;1