Niece, E.H. Mac
Production forecasting, planning and control
John Wiley & Sons, 1961; 1957
 Buku Teks
Arifudin
System forecasting PT. KHI Pipe Industries
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1992
 UI - Tesis Membership
Ayres, Robert U.
Technological forecasting and long-range planning
McGraw-Hill, 1969
 Buku Teks
Hartley, W.C.F.
Cash planning forecasting and control/ W.C.F.Hartley
Business Books Ltd. , 1976
 Buku Teks
Makridakis, Spyros G.
Forecasting, planning, and strategy for the 21st century
The Free Press, 1990
 Buku Teks