RIS. (2003). World trade and development report 2003: Cancun and beyond. Academic Foundation.
Dyfyniad Arddull ChicagoRIS. World Trade and Development Report 2003: Cancun and Beyond. New Delhi: Academic Foundation, 2003.
Dyfyniad MLARIS. World Trade and Development Report 2003: Cancun and Beyond. Academic Foundation, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.