APA (7th ed.) Citation

D'Ambrosio, C., Muliere, P., & Secchi, P. (2003). Income thresholds and income classes. DIW.

Chicago Style (17th ed.) Citation

D'Ambrosio, Conchita, Pietro Muliere, and Piercesare Secchi. Income Thresholds and Income Classes. Berlin: DIW, 2003.

MLA (9th ed.) Citation

D'Ambrosio, Conchita, et al. Income Thresholds and Income Classes. DIW, 2003.