Management decisions and the role of forecasting
edited by James Morrel
Penguin Books, 1972
 Buku Teks
Making tough decisions well and badly: framing, deciding, implementing, assessing
edited by Arch G. Woodside
Emerald, 2016
 eBooks
Hanke, John E.
Business forecasting
Pearson-Prentice-Hall, 2009
 Buku Teks SO
Bratt, Elmer C.
Business forecasting
McGraw-Hill, 1958
 Buku Teks
Hanke, Jonh E.
Business forecasting
Pearson-Prentice-Hall, 2005
 Buku Teks SO