APA (7e ed.) Bronvermelding

Oviedo, A. M., Thomas, M. R., & Karakurum-Özdemir. (2009). Economic informality: Causes, costs, and policies - a literature survey. [World Bank].

Chicago (17e ed.) Bronvermelding

Oviedo, Ana María, Mark R. Thomas, en Karakurum-Özdemir. Economic Informality: Causes, Costs, and Policies - a Literature Survey. Washington, D.C: [World Bank], 2009.

MLA (9e ed.) Bronvermelding

Oviedo, Ana María, et al. Economic Informality: Causes, Costs, and Policies - a Literature Survey. [World Bank], 2009.