Edward L. Nash, editor in chief
McGraw-Hill , 1992
Buku Referensi
Roberts, Mary Lou
Prentice-Hall, 1989
Buku Teks
Weaver, Lynee De
Elex Media Komputindo, 2002
Buku Teks
Stone, Bob
McGraw-Hill, 2008
Buku Teks
Shidiki Iribian
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1996
UI - Tesis Membership