Nainggolan, Poltak Partogi, 1963-, author
Yayasan Obor Indonesia, 2021
Buku Teks
Institute of Southeast Asian Studies , 1980
Buku Teks
Purwaningsih, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2013
UI - Tesis (Membership)
Desty Astrid Nurputri, author
Universitas Indonesia, 2002
UI - Tesis (Membership)
Ghea Ishabela Toloh, author
Fakultas Hukum Universitas Indonesia, 2012
UI - Tesis (Open)