United Nations. Department of Economic and Social Affairs, P. D. (2000). World population monitoring 1999: Population growth, structure and distribution. United Nations: Department of Economic and Social Affairs, Population Division.
Chicago Style CitationUnited Nations. Department of Economic and Social Affairs, Population Division. World Population Monitoring 1999: Population Growth, Structure and Distribution. United Nations: Department of Economic and Social Affairs, Population Division, 2000.
MLA CitationUnited Nations. Department of Economic and Social Affairs, Population Division. World Population Monitoring 1999: Population Growth, Structure and Distribution. United Nations: Department of Economic and Social Affairs, Population Division, 2000.