TY  - BOOK
AU  - Wieczynski,Joseph L.,1934
TI  - The Russian frontier: the impact of borderlands upon the course of early Russian history 
SN  - 0813906814
PY  - 1976///
CY  - University Press of Virginia
PB  - Charlottesville
KW  -  Frontier thesis
KW  -  Frontier and pioneer life
KW  - Soviet Union
KW  -  Soviet Union
KW  - Historical geography
KW  - History
N1  - Includes bibliographical references and index
ER  -