Louderback, Joseph G., III, author
Thomson/South-Western, 2003
Buku Teks
Helmkamp, John G., author
John Wiley & Sons, 1990
Buku Teks
Titard, Pierre L., author
Dryden Press, 1987
Buku Teks
Annisa Fitri Karmini, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2013
UI - Skripsi (Membership)
Riahi-Belkaoui, Ahmed, 1943-, author
Addison-Wesley, 1980
Buku Teks