KPU, 2015
Buku Teks
Markus Sotardodo, author
2017
UI - Tesis (Membership)
Aci Ariesta, author
Universitas Indonesia, 2016
UI - Tesis (Membership)
Kenny Putri Lisa, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2016
UI - Skripsi (Membership)
Citra Umbara, 2003
Buku Teks