TY  - BOOK
AU  - United Nations Centre for Social Developemnt and Humanitarian Affairs
ED  - United Nations Centre for Social Developemnt and Humanitarian Affairs
TI  - World ageing situation
U1  - "Y13.1.N9, N1/UN" 
PY  - 1991///
CY  - New
PB  - York UN      
KW  - Old Persons
ER  -