Patrick, George Z. <br/><br/>
Roots of the Russian language / 
by George Z. Patrick. 
 - Lincolnwood, Ill. :  Passport Books,  1989. 
 - 239 p. 
<br/><br/><label>ISBN: </label>0844242675 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Russian language.<br/>History.<br/>Roots of Russian language.