Gaya APA

Hanke, John E. (2005). Business forecasting (8e). New Jersey: Prentice Hall.

Gaya Chicago

Hanke, John E. Business forecasting. 8e New Jersey: Prentice Hall, 2005. CD ROM.

Gaya MLA

Hanke, John E. Business forecasting. 8e New Jersey: Prentice Hall, 2005. CD ROM.

Gaya Turabian

Hanke, John E. Business forecasting. 8e New Jersey: Prentice Hall, 2005. CD ROM.