Todaro, M. P., & Smith, S. C. (2009). Economic development. (10th ed.). Pearson Education.
Lua i Stíl Chicago (17ú heag.)Todaro, Michael P., agus Stephen C. Smith. Economic Development. 10th ed. Harlow, England: Pearson Education, 2009.
Lua MLA (9ú heag.)Todaro, Michael P., agus Stephen C. Smith. Economic Development. 10th ed. Pearson Education, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.