Sengupta, N. (2007). Economics of tade facilitation. Oxford University Press.
Dyfyniad Arddull ChicagoSengupta, Nirmal. Economics of Tade Facilitation. New Delhi: Oxford University Press, 2007.
Dyfyniad MLASengupta, Nirmal. Economics of Tade Facilitation. Oxford University Press, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.