Graham, Michael Dennis, author
American Management Association, 2008
eBooks
Drucker, Peter Ferdinand, 1909-2005, author
Harper & Row, 1996
Buku Teks
Adhi Mugiardi, author
[Fakultas Ekonomi dan Bisnis Universitas Indonesia, Fakultas Ekonomi dan Bisnis Universitas Indonesia], 2014
UI - Tesis Membership
Kaufman, Ira Morton, author
Routledge, 2015
Buku Teks
Colley, John L., author
McGraw-Hill, 2001
Buku Teks