Hermann, R <br/><br/>
Geometry, physics & systems 
R. Hermann 
 - New York  Marcel Dekker  1973 
 - x  304 
 - Pure & applied mathematics 18 .
<br/><br/><label>ISBN: </label>0824760522 
<br/><br/><label>Dewey Class. No.: </label>13.01+8.01  / HERM