Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Hayes, Geoffrey R. and Korale, R. B. M. and Roongshivin, Peerathep and United Nations. Economic and Social Commission for Asia and the Pacific","International migration in the Pacific, Sri Lanka and Thailand",,"Economic and Social Commission for Asia and the Pacific, United Nations",1985,Asian population studies series,,,,https://cir.nii.ac.jp/crid/1130282272756846720