Kotler, Philip
Gadjah Mada University Press, 1995
Buku Teks SO
Bryson, John M.
Jossey- Bass, 2011
Buku Teks
Bryson, John M.
Jossey-Bass, 2011
Buku Teks SO
Shim, Jae K.
Prentice-Hall, 1996
Buku Referensi
Anthony, Robert Newton, 1916-2006
McGraw-Hill, 2003
Buku Teks SO