Hodell, Chuck, author
American Society for Training & Development, 2010
eBooks
Seidman, Dan, author
American Society for Training & Development, 2008
eBooks
Venema, Adriaan, author
De Prom, 1990
Buku Teks
Waugh, Evelyn, 1903-1966, author
Everyman's Library, 1993
Buku Teks
Laurel, Deborah Spring, author
American Society for Training & Development, 2008
eBooks