Lele, U. J. (1990). Agricultural growth and assistance to Africa: Lessons of a quarter century. International Center for Economic Growth.
Citazione stile Chigago Style (17a edizione)Lele, Uma J. Agricultural Growth and Assistance to Africa: Lessons of a Quarter Century. San Francisco, CA: International Center for Economic Growth, 1990.
Citatione MLA (9a ed.)Lele, Uma J. Agricultural Growth and Assistance to Africa: Lessons of a Quarter Century. International Center for Economic Growth, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.