Vangundy, Arthur B.
American Management Association, 2007
eBooks
Viki, Tendayi
Management Impact, 2017
Buku Teks
Tam, Marilyn
Gramedia Pustaka Utama, 2007
Buku Teks
Burkus, David, 1983-
Jossey-Bass, 2014
Buku Teks
Ouden, Elke den
Springer, 2012
eBooks