Verspoor, A. (1991). Lending for learning: Twenty years of World Bank support for basic education. Population and Human Resources Department, World Bank.
Dyfyniad Arddull ChicagoVerspoor, Adriaan. Lending for Learning: Twenty Years of World Bank Support for Basic Education. Washington, D.C: Population and Human Resources Department, World Bank, 1991.
Dyfyniad MLAVerspoor, Adriaan. Lending for Learning: Twenty Years of World Bank Support for Basic Education. Population and Human Resources Department, World Bank, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.