Tarigan, Jos Timanta, author
Fakultas Ilmu Komputer Universitas Indonesia, 2006
UI - Skripsi (Membership)
Flynn, Nancy, author
[American Management Association;, ], 2004
eBooks
Angell, David
Addison-Wesley Publishing Company, Inc., 1994
Buku Teks
Aulia Citra Darsono, author
2015
UI - Tesis (Membership)
Bohlman, K. J.
Dickson Price Publishers, 1987
Buku Teks