Todaro, M. P. (2000). Economic development (ed.6th.). Addison-Wesley.
Lua i Stíl Chicago (17ú heag.)Todaro, Michael P. Economic Development. ed.6th. Reading, MA [etc.]: Addison-Wesley, 2000.
Lua MLA (9ú heag.)Todaro, Michael P. Economic Development. ed.6th. Addison-Wesley, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.