APA (7e ed.) Bronvermelding

.DeLurgio, S. A. (1998). Forecasting principles and applications. Irwin/McGraw-Hill.

Chicago (17e ed.) Bronvermelding

.DeLurgio, Stephen A. Forecasting Principles and Applications. Boston: Irwin/McGraw-Hill, 1998.

MLA (9e ed.) Bronvermelding

.DeLurgio, Stephen A. Forecasting Principles and Applications. Irwin/McGraw-Hill, 1998.