Siagian, Johanes Benhard, author
Universitas Indonesia, 2003
UI - Skripsi (Membership)
Universitas Indonesia, 2005
UI - Skripsi (Membership)
Universitas Indonesia, 2003
UI - Tesis (Membership)
Ahmad Zakky, author
Universitas Indonesia, 2010
UI - Skripsi (Membership)
Julius Purnama Eka Kartika, author
2015
UI - Disertasi (Membership)