Chiquita Pramesta, author
2019
UI - Skripsi (Membership)
Hadi Sukanto, author
Program Pascasarjana Universitas Indonesia, 2009
UI - Tesis Open
Carlson, Dennis L.
Sense, 2012
eBooks
National Volunteer & Philanthropy Centre and Beaumont Pub., 2004
Buku Teks
Ami Siamsidar Budiman, author
Fakultas Psikologi Universitas Indonesia, 2005
UI - Tugas Akhir