Wheatley, Margareta, author
Berrett-Koehler, 2011
Buku Teks
Bernthal, Paul R., author
[American Society for Training and Development Press;, ], 2004
eBooks
Yohanes Immanuel, author
Fakultas Ilmu Komputer Universitas Indonesia, 2009
UI - Skripsi (Open)
Pedro Isaias, editors
Springer, 2012
eBooks
Artikel Jurnal