Melissa Angelia, author
Fakultas Psikologi Universitas Indonesia, 2012
UI - Skripsi (Open)
Hartini Nara, author
Fakultas Psikologi Universitas Indonesia, 2005
UI - Tesis (Membership)
Simonsen, Peggy, author
American Society For Training & Development;, 1995
eBooks
Ary Herwanto, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2016
UI - Tesis (Membership)
Pitt, Gavin A., author
Prentice-Hall, 1959
Buku Teks