Schwerdtfeger, Hans <br/><br/>
Introduction to group theory/ 
Hans Schwerdtfeger. 
 - Leiden:  Noordhoff International Pub.,  [1976]. 
 - xvi, 238 p. ;  23 cm. 
<br/><br/> Includes indexes. 
<br/><br/><label>ISBN: </label>9028604952 :  fl 52.00 
<br/><br/><label>LCCN: </label>76377057 //r90 
<br/><br/><label>Nat. Bib. No.: </label>Ne76-31 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Group theory.
<br/><br/><label>Dewey Class. No.: </label>512.22