edited by T. Scarlett Epstein and Darell Jackson
Pergamon Press , 1977
Buku Teks
Matthews, Joseph R., author
Libraries Unlimited, 2005
Buku Teks
edited by H. Igor Ansoff
John Wiley & Sons, 1976
Buku Teks
Russell, Jeffrey, author
American Society for Training & Development, 2005
eBooks
Nelson, Sandra, author
[American Management Association, ], 2008
eBooks