Wieczynski, Joseph L., 1934. <br/><br/>
The Russian frontier:  the impact of borderlands upon the course of early Russian history / 
Joseph L. Wieczynski 
 - University Press of Virginia :  Charlottesville,  1976. 
 - x, 108 p. :  maps ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0813906814 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Frontier thesis.<br/> Frontier and pioneer life--Soviet Union.
<br/><br/><label>Subjects--Geographic Terms: </label><br/> Soviet Union--Historical geography.<br/> Soviet Union--History.