Portes, A., Castells, M., & Benton, L. A. The informal economy. The Johns Hopkins University Press.
Cita Chicago Style (17a ed.)Portes, Alejandro, Manuel Castells, y Lauren A. Benton. The Informal Economy. Maryland: The Johns Hopkins University Press.
Cita MLA (9a ed.)Portes, Alejandro, et al. The Informal Economy. The Johns Hopkins University Press.
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