Cita APA

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

Citación estilo Chicago

Kanbur, Ravi, Michael Keen, and Matti Tuomala. Optimal Nonlinear Income Taxation for the Alleviation of Poverty. Washington: World Bank, 1991.

Cita MLA

Kanbur, Ravi, Michael Keen, and Matti Tuomala. Optimal Nonlinear Income Taxation for the Alleviation of Poverty. Washington: World Bank, 1991.