Wall, Charles Terence Clegg <br/><br/>
A geometric introduction to topology / 
C. T. C. Wall 
 - Reading, Mass. :  Addison-Wesley,  1972 
 - vi, 168 p. :  ill. ;  25 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebraic topology