Cita APA

Kanbur, R., Keen, M., & Tuomala, M. 1. (1991). Optimal nonlinear income taxation for the alleviation of poverty. Washington, DC: Office of the Vice President, The World Bank.

Citación estilo Chicago

Kanbur, Ravi, Michael Keen, y Matti 1949- Tuomala. Optimal Nonlinear Income Taxation for the Alleviation of Poverty. Washington, DC: Office of the Vice President, The World Bank, 1991.

Cita MLA

Kanbur, Ravi, Michael Keen, y Matti 1949- Tuomala. Optimal Nonlinear Income Taxation for the Alleviation of Poverty. Washington, DC: Office of the Vice President, The World Bank, 1991.