APA (7e ed.) Bronvermelding

Barrios, E. B. (2012). Forecasting customer lifetime value: A statistical approach. Philippine Management Review.

Chicago (17e ed.) Bronvermelding

Barrios, Erniel B. "Forecasting Customer Lifetime Value: A Statistical Approach." Philippine Management Review 2012.

MLA (9e ed.) Bronvermelding

Barrios, Erniel B. "Forecasting Customer Lifetime Value: A Statistical Approach." Philippine Management Review, 2012.