Martin A.Finkel, Angelo P.Giardino
Sage Publications, 2001
Buku Teks
Pilgrim, David, author
Routledge, 2018
eBooks
Rizki Maisura, author
Fakultas Psikologi Universitas Indonesia, 2009
UI - Skripsi (Open)
Sy. Ernaweni, author
Universitas Indonesia, 2011
UI - Tesis (Open)
Hasudungan, David Gilbert, author
Fakultas Hukum Universitas Indonesia, 2020
UI - Skripsi (Membership)