Descrição
Descrição do item:At head of title: Manual X.
"A collaboration of the Population Division of the Department of International Economic and Social Affairs of the United Nations Secretariat with the Committee on Population and Demography of the National Research Council, United States National Academy of Sciences."
"ST/ESA/SER.A/81."
"United Nations publication, sales no. E.83.XIII.2"--T.p. verso.
Descrição Física:xxv, 304 p. : ill. ; 28 cm.
Bibliografia:Includes bibliographical references.
ISBN:9211510899