Kahn, Alfred J.
Russel Sage Foundation, 1969
Buku Teks
Azka Asfari Silmi
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2019
UI - Skripsi (Membership)
Pohlman, Edward
Carolina Population Center , 1971
Buku Teks
The United Nations. International Labour Office
ILO Labour and Population Team for Asia and The Pacific, 1990, 1990
Buku Referensi
Stein, Theodore J.
Columbia University Press, 2001
Buku Teks