Moschella, David
Harvard Bussiness School Press, 2003
Buku Teks
Nissen, Mark
Igi Global, 2014
Buku Teks
Franz, Peter
McGraw-Hill, 2012
Buku Teks
Hollander, Anita Sawyer
Irwin McGraw-Hill , 2000
Buku Teks
Laudon, Kenneth C., 1944-
Pearson, 2017
Buku Teks