Schonberger, Richard John
Business Publications , 1981
Buku Teks
Schonberger, Richard John
N.Y. The Free Press, 1986
Buku Teks
Meredith, Jack R.
John Wiley & Sons, 1987
Buku Teks
Meredith, Jack R.
John Wiley & Sons, 1984
Buku Teks
Stevenson, William J.
McGraw-Hill/Irwin, 2014
Buku Teks