TY  - BOOK
AU  - Polushin,Michael A.
TI  - Interpreting the sources of world societies
SN  - 0-07-294243-6
U1  - 306 
PY  - 2003///
CY  - Boston
PB  - McGraw-Hill Custom Publishing, 
KW  - Social conditions.	 	
KW  -  Economic conditions
N1  - Includes bibliographic references
ER  -