APA (7th ed.) Citation

Keay, F. (1972). Marketing and sales forecasting. Pergamon.

Chicago Style (17th ed.) Citation

Keay, Frederick. Marketing and Sales Forecasting. Oxford [etc.]: Pergamon, 1972.

MLA (9th ed.) Citation

Keay, Frederick. Marketing and Sales Forecasting. Pergamon, 1972.

Warning: These citations may not always be 100% accurate.