Coombs, P. H., & Ahmed, M. (1974). Attacking rural poverty: How nonformal education can help. Johns Hopkins University Press.
Lua i Stíl Chicago (17ú heag.)Coombs, Philip H., agus Manzoor Ahmed. Attacking Rural Poverty: How Nonformal Education Can Help. Baltimore: Johns Hopkins University Press, 1974.
Lua MLA (8ú heag.)Coombs, Philip H., agus Manzoor Ahmed. Attacking Rural Poverty: How Nonformal Education Can Help. Johns Hopkins University Press, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.