UNITED NATIONS. DEPARTMENT OF INTERNATIONAL ECONOMIC AND SOCIAL AFFAIRS
World population monitoring 1991 : with special emphasis on age structure - New York United Nations 1992 - 241 - (Population Studies; 126) .
9211512409
312(083)
World population monitoring 1991 : with special emphasis on age structure - New York United Nations 1992 - 241 - (Population Studies; 126) .
9211512409
312(083)