Johnson, D. L. <br/><br/>
Topics in the theory of group presentations/ 
D. L. Johnson. 
 - Cambridge, UK:  New York:  Cambridge University Press,  1980. 
 - vii, 311 p.:  ill.;  23 cm. 
 - London Mathematical Society lecture note series ;  42  0076-0552 .
 - London Mathematical Society lecture note series;  42. .
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>0521231086 
<br/><br/><label>LCCN: </label>80040230 //r85 
<br/><br/><label>Nat. Bib. No.: </label>GB80 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Presentations of groups (Mathematics)
<br/><br/><label>Dewey Class. No.: </label>512.2