000 00291 a2200109 4500
999 _c122878
_d122878
082 _a305.26021 UNI/Wor
110 _aUnited Nations
245 _aWorld population ageing 2007
260 _aNew York
_bUnited Nations
_c2007
300 _axlvii, 517p.
_c28cm
650 _aUnited Nations collection