Croom, Fred H, b.1941 <br/><br/>
Basic concepts of algebraic topology / 
Fred H. Croom 
 - New York :  Springer-Verlag,  1978 
 - x, 177 p ;  25 cm, 
 - Undergraduate texts in mathematics .
<br/><br/> Includes index 
<br/><br/>Bibliography : p. 169-171 
<br/><br/><label>ISBN: </label>0387902880 
<br/><br/><label>LCCN: </label>77-16092 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebraic topology