Turnham, D. (1971). The employment problem in less developed countries: A review of evidence. Organization for Economic Cooperation and Development.
Lua i Stíl Chicago (17ú heag.)Turnham, David. The Employment Problem in Less Developed Countries: A Review of Evidence. Paris: Organization for Economic Cooperation and Development, 1971.
Lua MLA (9ú heag.)Turnham, David. The Employment Problem in Less Developed Countries: A Review of Evidence. Organization for Economic Cooperation and Development, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.