Benham, F. (1962). Economic aid to underdeveloped countries: Frederic benham. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Benham, Frederic. Economic Aid to Underdeveloped Countries: Frederic Benham. London: Oxford University Press, 1962.
Lua MLA (9ú heag.)Benham, Frederic. Economic Aid to Underdeveloped Countries: Frederic Benham. Oxford University Press, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.