APA-viite

Eby, F. H., & O'neill, W. J. (1977). Management of sales forecasting. Lexington.

Chicago-tyylinen lähdeviittaus

Eby, Frank H., ja William J. O'neill. Management of Sales Forecasting. Lexington: Lexington, 1977.

MLA-viite

Eby, Frank H., ja William J. O'neill. Management of Sales Forecasting. Lexington, 1977.