Asche, David <br/><br/>
Groups & gemoetry  unit GR3    two - dimensional lattices 

 - Milton Keynes  The Open University  1994 
 - 63p.  31cm 
<br/><br/><label>ISBN: </label>0749221712 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Groups and group theory
<br/><br/><label>Dewey Class. No.: </label>512.2  / OPE