Rao, Vithala R. Sales forecasting methods : a survey of recent developments / Vithala R. Rao and James E. Cox - Cambridge : Marketing Science Institute, c1978. - x, 167 p. ; ill. ; 28 cm. ISBN: LCCN: Subjects--Topical Terms: Sales forecastingMathematical models LC Class. No.: HF5415.2 / .R28 1978 Dewey Class. No.: 658.818 / R215s