Nicko Chandra, author
2016
UI - Skripsi (Membership)
Ayu Resita, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2016
UI - Skripsi (Membership)
Yozella Anastaulia, author
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2017
UI - Skripsi (Membership)
Weagen, Alice K., author
American Society for Training & Development, 2001
eBooks
Engelbert Christian, author
Fakultas Teknik Universitas Indonesia, 2010
UI - Tesis (Open)