Gaya APA

HANKE, J, E., WICHERN, D, W. (2005). BUSINESS FORECASTING (ED. 8). : PEARSON PRENTICE HALL.

Gaya MLA

HANKE, JOHN, E.., WICHERN, DEAN, W.. "BUSINESS FORECASTING". ED. 8 : PEARSON PRENTICE HALL, 2005. Prodi S2 Manajemen.