Coltov, Jacob Abram
Joachimsthal's , 1955
Buku Teks
Rinaldy Awaluddin, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2000
UI - Tesis (Membership)
Syaiful Amri, author
2001
UI - Tesis (Membership)
Manulang, Merry Kristiani, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2005
UI - Tesis (Membership)
Timpe, A. Dale, author
Elex Media Komputindo, 1993
Buku Teks