Giovanny Dwight
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2020
UI - Makalah dan Kertas Kerja
Sanders, Ethan S.
[American Society for Training & Development Press, American Society for Training & Development Press], 2001
eBooks
Harasim, Linda, 1949-
Routledge, Taylor & Francis Group, 2017
Buku Teks
edited by Alfred M. Bork
Pergamon Press, 1980
Buku Teks
edited by Leslie Moller and Jason B. Huett
Springer, 2012
eBooks