Matthews, Paul, author
Sweet & Maxwell, 2000
Buku Teks
Gavrilo Firman Martin, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2016
UI - Skripsi (Membership)
Sweet & Maxwell, 2005
Buku Teks
Hooijdonk, Marieke van, author
Wolter Kluwer, 2012
Buku Teks
Brown, James J., author
John Wiley & Sons, 1994
Buku Teks