Farmer, David W.,  1963- <br/><br/>
Groups and symmetry :  a guide to discovering mathematics / 
David W. Farmer 
 - Providence, R.I. :  American Mathematical Society,  1996 
 - 102 p. :  ill. ;  25 cm. 
 - Mathematical world  v. 5  1055-9426 .
<br/><br/><label>ISBN: </label>0821804502  RM49.75 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Group theory<br/>Pattern perception