Rosen Joe. <br/><br/>
Symmetry discovered: concepts and a appliactions in nature and science 

 -  1975 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>438 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B27obA, L5