TY  - BOOK
AU  - United Nations. Economic Commission for Europe
ED  - United Nations. Economic Commission for Europe
TI  - Catalogue of building systems and components approved at the national level and aimed at international trade
U1  - "X9(D3:7)g, M3/UN" 
PY  - 1983///
CY  - New
PB  - York United Nations U. S. A.  
KW  - Housing Industry
ER  -