Tay, Ronald, author
Marshall Cavendish, 2014
Buku Teks
Aditia Rahadiyansyah Bagus Prasetio Utomo, author
2016
UI - Skripsi (Membership)
Baber, Anne, author
American Management Association, 2007
eBooks
Drucker, Peter F. (Peter Ferdinand), 1909-2005, author
Harvard Business Review Book, 2008
Buku Teks
Drucker, Peter F. (Peter Ferdinand), 1909-2005, author
Harper Business, 2001
Buku Teks