O`Hair, Dan, author
Allyn and Bacon, 2011
Buku Teks
Routledge Taylor & Francis Group,
Majalah, Jurnal, Buletin
Karbala Madania, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia , 2020
UI - Tesis (Membership)
International Engineering Consortium
International Engineering Consortium, 2001
eBooks
Schechter, David, author
Virginia Publishing, 1982
Buku Teks