Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2002
UI - Skripsi (Membership)
Hoyer, Wayne D., author
South Western Cengage Learning, 2012
Buku Teks
Albert Polim, author
Fakultas Eknonomi dan Bisnis Universitas Indonesia, 2000
UI - Tesis (Membership)
Yves Christopher Rumajar, auhtor
2002
UI - Tesis (Membership)
Ries, Eric, 1978, author
Penguin Random House, 2011
Buku Teks