World population [chart].
United Nations.Department of Economic and Social Affairs.
United Nations.Department of Economic and Social Development.
New York : United Nations, Population Division, Dept. of Economic and Social Development
"ST/ESA/Ser. A/"
Description based on: 1992; title from cover.
Latest issue consulted: 1998.
Issued by: Dept. of Economic and Social Development, ; by: Dept. of Economic and Social Affairs, 
Population