TODARO, M. P. S. (2015). Economic development. Pearson Education.
Lua i Stíl Chicago (17ú heag.)TODARO, Michael P. Smith. Economic Development. Pearson Education, 2015.
Lua MLA (9ú heag.)TODARO, Michael P. Smith. Economic Development. Pearson Education, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.