Silalahi, Marulinda
Universitas Indonesia, 2006
UI - Tesis Membership
Nani Rostini
Fakultas Hukum Universitas Indonesia, 1988
UI - Skripsi Membership
edited by Martin M. Pegler
Retail Reporting Corporation, 1990
Buku Referensi
Tjut Meutia Imelda Tenriwali
Program Pascasarjana Universitas Indonesia, 2008
UI - Tesis Open
Universitas Indonesia, 2007
UI - Skripsi Membership