Todaro, M. P., & Smith, S. C. (2007). An introduction to economic development (9th ed.). Pearson Education South Asia Pte Ltd.
Lua i Stíl Chicago (17ú heag.)Todaro, Michael P., agus Stephen C. Smith. An Introduction to Economic Development. 9th ed. Singapore: Pearson Education South Asia Pte Ltd, 2007.
Lua MLA (9ú heag.)Todaro, Michael P., agus Stephen C. Smith. An Introduction to Economic Development. 9th ed. Pearson Education South Asia Pte Ltd, 2007.
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