Sukor Rahim, author
Berita Publishing Sdn Bhd, 2010
Buku Referensi
Krisna Melinda, author
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2013
UI - Skripsi (Membership)
R.M. Sumoprastowo, author
Bumi Aksara, 2004
Buku Teks
Delville, Michel, author
Routledge, 2008
Buku Teks
Esty Hayuningtyas, author
Universitas Indonesia, 2013
UI - Skripsi (Membership)