Tiwana, Amrit
New york, 1999
Buku Teks
Newman, Amy, author
[American Society for Training & Development Press, American Society for Training & Development Press], 1999
eBooks
Bergeron, Bryan P., author
Wiley, 2003
Buku Teks
Marlisa Kurniaty, author
Fakultas Psikologi Universitas Indonesia, 2014
UI - Tesis (Membership)
Dewi Indriyati, author
Fakultas Ilmu Komputer Universitas Indonesia, 2014
UI - Tugas Akhir