Davis, James R., author
John Wiley & Sons, 1990
Buku Teks
Astaria Widiati, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2002
UI - Skripsi (Membership)
Wirabhama Kirana, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2013
UI - Tugas Akhir
Drew, Clifford J., author
A Bell & Howell Company, 1986
Buku Teks
Wheeler, James E., author
Richard D. Irwin , 1981
Buku Teks