Hilton, Peter John. <br/><br/>
An introduction to homotopy theory. 

 - Cambridge [England] :  University Press,  1966. 
 - Cambridge tracts in mathematics and mathematical physics ;  no. 43 .
<br/><br/> "First printed 1953. Reprinted ... 1966."  First published in this ed. 1953. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Homotopy theory.