Richardson, C., & Pisani, M. J. (2012). The informal and underground economy of the South Texas border. University of Texas Press.
Dyfyniad Arddull ChicagoRichardson, Chad, and Michael J. Pisani. The Informal and Underground Economy of the South Texas Border. Austin: University of Texas Press, 2012.
Dyfyniad MLARichardson, Chad, and Michael J. Pisani. The Informal and Underground Economy of the South Texas Border. University of Texas Press, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.