Barrios, E. B. (2012). Forecasting customer lifetime value: A statistical approach. Philippine Management Review.
Chicago Style (17. basım) AtıfBarrios, Erniel B. "Forecasting Customer Lifetime Value: A Statistical Approach." Philippine Management Review 2012.
MLA (9th ed.) AtıfBarrios, Erniel B. "Forecasting Customer Lifetime Value: A Statistical Approach." Philippine Management Review, 2012.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..