Gaya APA
Hanke, John E.. (1982).
Business Forecasting (Edisi Kelima).
New Jersey:
Prentice Hall.
Gaya Chicago
Hanke, John E..
Business Forecasting.
Edisi Kelima
New Jersey:
Prentice Hall,
1982.
Text.
Gaya MLA
Hanke, John E..
Business Forecasting.
Edisi Kelima
New Jersey:
Prentice Hall,
1982.
Text.
Gaya Turabian
Hanke, John E..
Business Forecasting.
Edisi Kelima
New Jersey:
Prentice Hall,
1982.
Print.