Servas Pandur, author
Jetpress, 2014
Buku Teks
Puri Shifa Rusdiana, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2019
UI - Skripsi (Membership)
edited by Thomas and Dorothy Wilson
Longman, 1991
Buku Teks
Gunawan Aribowo, author
2019
UI - Tesis (Membership)
Yustinus Yoseph W.A., author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2013
UI - Tesis (Membership)