Magnus Wilhelm <br/><br/>
Combinatorial group theory: Presentations of groups in terms of generators and relations 
Magnus Wilhelm; Karrass Abraham; Solitar Donald 
 - New York   Dover Publications       2016 
 - xii,444p. ill.  cm 
<br/><br/> References 421-435p.; Index 441-444p. 
<br/><br/><label>ISBN: </label>9780486438306 (pbk) 
<br/><br/><label>Standard No.: </label>198129 
<br/><br/><label>Source: </label> 781, 06/09/2017, Total Books India  Textbook 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Commutator Calculus<br/> Factor groups and subgroups<br/> Some resent developments<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B27, L6