Cross, Jay
Pfeiffer/Wiley, 2007
Buku Teks
Rizka Maulani Putri, author
Fakultas Psikologi Universitas Indonesia, 2020
UI - Skripsi (Membership)
American Society for Training and Development Research
American Society for Training & Development, 2013
eBooks
Heri Supriyanto, author
2016
UI - Tesis (Membership)
Rothwell, William J., 1951-, author
American Management Association, 2008
eBooks