Coyle, Brian, author
Canterbury CIB , 2000
Buku Teks
Yaakov Weber, editor
Edward Elgar, 2012
Buku Teks
Harvard Business School Press, 2001
Buku Teks
Miller, Edwin L., author
John Wiley & Sons, 2008
Buku Teks
DePamphilis, Donald, author
Elsevier , 2011
Buku Teks