BESKIN, N.M. <br/><br/>
Dividing a segment in a given ratio / 
by Beskin, N.m. 
 - Moscow  MIR pub.  1975 
 - 70 p. 
<br/><br/><label>ISBN: </label>59293 
<br/><br/><label>Dewey Class. No.: </label>512.924  / BES