Arnold, B.H. <br/><br/>
Intuitive concepts in elementary topology 
B.H. Arnold 
 - New Jersey  Prentice- Hall Inc  1962 
 - viii, 182p. 
<br/><br/><label>Subjects--Index Terms: </label>Elementary topology 
<br/><br/><label>Universal Decimal Class. No.: </label>515.12  / ARN