Graban, Mark, author
CRC Press, 2012
Buku Teks
edited by David S. Tichansky, John Morton and Daniel B. Jones
Springer, 2012
eBooks
Ellen Rismah Rivani, author
Fakultas Ilmu Administrasi Universitas Indonesia, 2018
UI - Skripsi (Membership)
Garber, Peter R., author
American Society for Training & Development, 2011
eBooks
Garber, Peter R., author
ASTD Press, 2011
Buku Teks