Demographic yearbook 1977 = Annuaire démographique 1977 : special topic : international migration statistics /

• Corporate Author: United Nations. Dept. of Economic and Social Affairs
• Format: Book
• Language: English
• Published: New York : United Nations, 1978.
• Edition: 29th issue
• Subjects: Πληθυσμός; Δημογραφική στατιστική