Artikel Jurnal
Consumers' Association and Hodder and Stoughton , 1988
Buku Teks
Candra Karjasan, author
2013
UI - Tesis (Membership)
Richie Ardi Putra, author
Universitas Indonesia, 2009
UI - Skripsi (Open)
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2003
UI - Skripsi (Membership)