TY  - BOOK
AU  - United Nations
ED  - United Nations
TI  - Trends in Europe and North America:  Statistical year Book of the economic commission for Europe   
SN  - 9211167663
U1  - Sigma.5.N9s, P1/UN 
PY  - 2001///
CY  - New York
PB  - United Nations        
KW  - Social Sciences
ER  -