Morrell, James
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
Bratt, Elmer C.
Business forecasting
McGraw-Hill, 1958
Buku Teks
Hanke, John E.
Business forecasting
Prentice Halls, 2001
Buku Teks