Artikel Jurnal
Manurung, Adler Haymans, 1961-, author
[publiser not identified], [date of publication not identified]
Artikel Jurnal
penyunting, Muhammad Firdaus
Renaisan, 2005
Buku Teks
Indah Asri Maya, author
Universitas Indonesia, 2006
UI - Tesis (Membership)
Benny Tasman Permana, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2001
UI - Tesis (Membership)