Szczepanski, Andrej <br/><br/>
Geometry of crystallographic groups (E-BOOK) 
by Andrzej Szczepańsk 
 - Singapore  World scientific  2012 
<br/><br/> http://www.worldscientific.com/worldscibooks/10.1142/8519#t=toc 
<br/><br/><label>ISBN: </label>9789814412261 
<br/><br/><label>Dewey Class. No.: </label>548.81  / P121 (e-Book)(MA)