Cokins, Gary, author
Wiley, 2001
Buku Teks
[by] Richard L. Scheaffer [and others]
Springer, 1996
Buku Teks
Tampahan, Binsar, author
Fakultas Ilmu Komputer Universitas Indonesia, 2004
UI - Skripsi (Membership)
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1996
UI - Skripsi (Membership)
Chew, Sally
Times Books International, 1995
Buku Teks