Casley, Dennis J.
The Johns Hopkins University Press,, 1992
Buku Teks
Hughes-Hassell, Sandra
[American Library association, American Library association], 2005
eBooks
Seltzer, William
The population council, 1973
Buku Teks
Stouthamer-Loeber, Magda
Sage, 1995
Buku Teks
Syifa Nabilah Hendriyanto
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2020
UI - Tugas Akhir