Banks, Jerry, author
John Wiley & Sons, c1989
Buku Teks
Jamieson, Archibald, author
Reston Publishing, 1982
Buku Teks
Besterfield, Dale H., author
2004
Multimedia
Hradesky, John L., author
McGraw-Hill, 1995
Buku Referensi
Wawolangi, Imelda, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1990
UI - Tesis (Membership)