Trends and characteristics of international migration since 1950.

書誌詳細
団体著者:	United Nations. Dept. of Economic and Social Affairs
フォーマット:	図書
言語:	English
出版事項:	New York United Nations 1979.
シリーズ:	Demographic [i.e. Population] studies no. 64
主題:	Emigration and immigration > Statistics.