Riky Rahadi Nugroho, author
Universitas Indonesia, 2014
UI - Tesis (Membership)
Sarah Deby, author
Universitas Indonesia, 2018
UI - Tesis (Membership)
Rina Mardiana, author
Universitas Indonesia, 2006
UI - Tesis (Membership)
Eckstein, Harry, author
John Wiley & Sons, 1975
Buku Teks
Artikel Jurnal