World population ageing, 1950-2050.

ग्रंथसूची विवरण
निगमित लेखक:	United Nations. Department of Economic and Social Affairs. Population Division
स्वरूप:	पुस्तक
भाषा:	English
प्रकाशित:	New York United Nations 2002.
विषय:	Aging. Older people > Statistics.