Gould, Nick, author
Routledge, 2016
Buku Teks
edited by Jerrold R. Brandell
Free Press, 1997
Buku Teks
Silvia Fatmah Nurusshobah, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2013
UI - Tesis (Membership)
O`Loughlin, Maureen, author
Learning Matters, 2008
Buku Teks
Gustriani Utami, author
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2013
UI - Skripsi (Membership)