Oviedo, A. M., Thomas, M. R., & Karakurum-Özdemir, K. (2009). Economic informality: Causes, costs, and policies : a literature survey. World Bank.
芝加哥风格引文Oviedo, Ana María, Mark R. Thomas, 与 Kamer Karakurum-Özdemir. Economic Informality: Causes, Costs, and Policies : A Literature Survey. Washington, D.C.: World Bank, 2009.
MLA引文Oviedo, Ana María, et al. Economic Informality: Causes, Costs, and Policies : A Literature Survey. World Bank, 2009.
警告：这些引文格式不一定是100％准确.