Fryman, Mark a.
Delmar/Thomson Learning, 2002
Buku Teks
Chang, Richard Y., author
American Society for Training & Development Press, 2000
eBooks
Harrington, H. James, author
McGraw-Hill, 1987
Buku Teks
Hugo Wibowo Haryoseno, author
Fakultas Teknik Universitas Indonesia, 2018
UI - Skripsi Membership
Plenert, Gerhard, author
McGraw-Hill, 2012
Buku Teks