APA (7e ed.) Bronvermelding

Pecar, B., Davis, G., & Lillystone, S. (1994). Business forecasting for management. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Pecar, Branko, Glyn Davis, en Simon Lillystone. Business Forecasting for Management. London ; New York: McGraw-Hill, 1994.

MLA (8e ed.) Bronvermelding

Pecar, Branko, et al. Business Forecasting for Management. McGraw-Hill, 1994.