McAfee, Barbara, author
Berrett-Koehler, 2011
Buku Teks
Grant-Williams, Renee, author
[American Management Association, ], 2002
eBooks
Bender, James F.
McGraw-Hill Book Company, Inc., 1949
Buku Teks
Paramita Winny Hapsari, author
Fakultas Pascasarjana, 2014
UI - Tesis (Membership)
Fakultas Teknik Universitas Indonesia, 1998
UI - Skripsi (Membership)