Walker, Timothy D., author
Grasindo, 2017
Buku Teks
Verkuyten, Maykel, author
Routledge, 2014
Buku Teks
Syifa Alfi Maziyah, author
Fakultas Kedokteran Gigi Universitas Indonesia, 2015
UI - Skripsi (Membership)
Alifa Astari Hendriana, author
Fakultas Psikologi Universitas Indonesia, 2021
UI - Tesis (Membership)
Vincent, Mark, author
London University, 2003
Buku Teks