Mohindra, Amit, author
American Society for Training & Development, 2011
eBooks
Bowley, Arthur
Institute of Personnel Management , 1972
Buku Teks
Schofield, Alan
Gower Press , 1977
Buku Teks
Green, Michael, author
American Society for Training & Development, 2011
eBooks
Vogel, Ezra F., author
Univertity of California Press, 1967
Buku Teks