Haryo Wisanggeni Moerdaning Putro
2013
UI - Skripsi (Membership)
Wahyu Kusumo Jati
2017
UI - Skripsi (Membership)
Oktavia Tri Hapsari
Universitas Indonesia, 2015
UI - Skripsi (Membership)
Broadwell, Martin M.
CBI, 1979
Buku Teks
McDermott, Lynda
American Society for Training & Development, 2011
eBooks