TY  - BOOK
AU  - UN, ECE
ED  - UN, ECE
TI  - Transboundary air pollution :  Effects and control   
T2  - UN, Air Pollution Studies. 3
U1  - D854.1.N8, M6/UN 
PY  - 1986///
CY  - New York
PB  - United Nation U S A     
KW  - Computer Science
ER  -