Farrell, James L., author
McGraw-Hill, 1997
Buku Teks
Strong, Robert A, author
Thomson/South-Western, 2006
Buku Teks
William Gunawan, author
2015
UI - Tesis (Membership)
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2000
UI - Skripsi (Membership)
Jeremmy Erickson, author
2016
UI - Skripsi (Membership)