Arietta Widiarsanti, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2010
UI - Skripsi Open
Arietta Widiarsanti, author
2013
UI - Tesis (Membership)
Aurora Cuito, Alejandro Bahamón, Wendy Griswold
HBI, 2001
Buku Teks
Shishido, Misako
Japan Publications, 1963
Buku Teks
Eckel, Nathan, author
American Society for Training & Development, 2010
eBooks