Siregar, Yenny, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2003
UI - Tesis (Membership)
Artikel Jurnal
Ahmad Gahar Habibie, author
2016
UI - Skripsi (Membership)
Giere, Nancy M., author
[American Society for Training & Development Press, American Society for Training & Development Press], 2000
eBooks
Lucas, Robert W., author
American Management Association, 2001
eBooks