TY  - BOOK
AU  - De Blij, Harm J.
TI  - Systematic political geography
SN  - 0471200530
AV  - JC319 .D4 1973
U1  - 320.12 
PY  - 1973///
CY  - New York
PB  - Wiley
KW  - Political geography
KW  - Geopolitics
N1  - Third ed. by M. I. Glassner and H. J. de Blij; Includes bibliographies
ER  -