Sukma Putri Utami, author
2019
UI - Skripsi (Membership)
Feldman, Jeff, author
American Society for Training & Development, 2007
eBooks
Azkya Milfa Laensadi, author
Fakultas Psikologi Universitas Indonesia, 2020
UI - Tesis (Membership)
Muhammad Muhyidin, author
Tunas Publishing, 2006
Buku Teks
Muhammad Muhyidin, author
Diva Press, 2007
Buku Teks