Higgins, Peter M., <br/><br/>
Techniques of semigroup theory / 
Peter M. Higgins. 
 - Oxford [England] ;  New York :  Oxford University Press,  1992. 
 - x, 258 p. :  ill. ; 
<br/><br/><label>ISBN: </label>0198535775 (hbk) : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Semigroups.
<br/><br/><label>Universal Decimal Class. No.: </label>512.53  / HIG