Lange, V. <br/><br/>
Physical problems for Robinsons 

 - Moscow  Mir publishers  1976 
 - 135p. 
<br/><br/><label>ISBN: </label> RS 4.25 
<br/><br/><label>Source: </label> RS 4.25 
<br/><br/><label>Dewey Class. No.: </label>530 LAN