Cita APA (7a ed.)

Portes, A., Castells, M., & Benton, L. A. (1989). The Informal economy: Studies in advanced and less developed countries. Johns Hopkins University.

Cita Chicago Style (17a ed.)

Portes, Alejandro, Manuel Castells, y Lauren A. Benton. The Informal Economy: Studies in Advanced and Less Developed Countries. Baltimore: Johns Hopkins University, 1989.

Cita MLA (8a ed.)

Portes, Alejandro, et al. The Informal Economy: Studies in Advanced and Less Developed Countries. Johns Hopkins University, 1989.

Precaución: Estas citas no son 100% exactas.