Schonberger, Richard John, author
Irwin/McGraw-Hill, 1997
Buku Teks
Ravi Anupindi ... [and others]
Prentice-Hall, 2006
Buku Teks
Meredith, Jack R., author
John Wiley & Sons, 1987
Buku Teks
Meredith, Jack R., author
John Wiley & Sons, 1984
Buku Teks
Stevenson, William J., author
McGraw-Hill/Irwin, 2014
Buku Teks