Trends and characteristics of international migration since 1950.
Series: Demographic [i.e. Population] studies ; no. 64; [Document] - United Nations ; ST/ESA/SER.A/64; Population studies (New York, N.Y.) ;; no. 64.
Publisher: United Nations
Published: 1979
Place of publication: New York
Language: eng
Number of pages: 172
Subjects: Emigration and immigration -- Statistics.
Notes: Includes bibliographical references.
"United Nations publication. Sales no. E.78.XIII.5."