Muzammil Sanusi
Elex Media Komputindo, 2008
Multimedia
Berto Mulia Wibawa, author
Buiness School Universitas Pelita Harapan, 2018
Artikel Jurnal
Tri Hastuti, author
Universitas Indonesia, 2002
UI - Tesis (Membership)
Dittrich, Guy, editor
teNeues, 2006
Buku Referensi
Pelangi, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2020
UI - Tesis (Membership)