Dilworth, James B., 1939-, author
McGraw-Hill, 1992
Buku Teks
Schonberger, Richard John, author
Business Publications, 1981
Buku Teks
Stevenson, William J., author
Boston: McGraw-Hill, 1999
Buku Teks
Buffa, Elwood S. (Elwood Spencer), author
John Wiley & Sons, 1987
Buku Teks
Stevenson, William J., author
Richard D. Irwin, 1990
Buku Teks