Cita APA (7a ed.)

Hanke, J. E. (2005). Business Forecasting. Cengage Learning.

Cita Chicago Style (17a ed.)

Hanke, John E. Business Forecasting. New Delhi: Cengage Learning, 2005.

Cita MLA (9a ed.)

Hanke, John E. Business Forecasting. Cengage Learning, 2005.