edited by Martin M. Pegler
Retail Reporting Corporation, 1990
Buku Referensi
Artikel Jurnal
Heijbroek, A.M.A., author
Rabobank International Group , 1996
Buku Teks
Siti Fatimah Vieta Prasetya Ningtias, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2014
UI - Tesis (Membership)
Rahlajandi Eki Rahman, auhtor
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2014
UI - Tesis (Membership)