Angga Dwi Putra, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2009
UI - Skripsi (Open)
Nelson, Noelle, author
How Press, 2006
Buku Teks
Ahmad Ramali, author
Jakarta Djambatan 1969
Buku Referensi
Herry Ardyanto, author
Program Pascasarjana Universitas Indonesia, 2002
UI - Tesis (Membership)
Imran Nahar, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1984
UI - Skripsi (Membership)