Phillips, Jack J., author
American Society for Training & Development, 2008
eBooks
Pipe, Peter
Fearon Publ., 1975
Buku Teks
Plattner, Francis, author
[American Society for Training and Development Press, American Society for Training and Development Press], 2001
eBooks
Ruli Nurul Aman, author
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2009
UI - Tesis (Open)
Lambert, P. M.
North Holland Publ., 1982
Buku Teks