Biegel, John E.
Production control : a quantitative approach
Prentice-Hall, 1978
 Buku Teks
Charvat, Frank J.
Marketing management: a quantitative approach
Heath, 1966
 Buku Teks
Patterson, David A.
Computer architecture : a quantitative approach
Morgan Kaufman, 1990
 Buku Teks
Hein, Leonard W.
The quantitative approach to managerial decisions
Prentice Hall of India, 1974
 Buku Teks
Patterson, David A.
Computer architecture : a quantitative approach
Morgan Kaufman, 1990
 Buku Teks SO