Holt, John Caldwell, 1923-1985, author
Holt GWS.LLC, 2013
Buku Teks
Yeyep Mulyana, author
2016
UI - Tesis (Membership)
UNICEF
Unicef, 2002
Buku Teks
Temple University Press, 1973
Buku Teks
Wulan Desya Maharani, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2022
UI - Skripsi (Membership)