Johnson, D. L. (David Lawrence), 1943- <br/><br/>
Topics in the theory of group presentations / 
D. L. Johnson 
 - Cambridge :  Cambridge University Press,  1980 
 - vii, 311p. :  ill.  22 cm. 
 - London Mathematical Society lecture note series  42 .
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0521231086 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Presentations of groups (Mathematics)