Manalu, Hotma Parulian, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2008
UI - Tesis Open
Universitas Indonesia, 2005
UI - Skripsi Membership
Basharat Ahmad, Author
2005
UI - Tesis Membership
Yasmina Sofyan, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2001
UI - Tesis Membership
Sitorus, Reinhard, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2006
UI - Tesis Membership