Wolff, E. N. (1997). Economics of poverty inequality and discrimination. Cincinnati, Ohio: South-Western College.
Dyfyniad Arddull ChicagoWolff, Edward Nathan. Economics of Poverty Inequality and Discrimination. Cincinnati, Ohio: South-Western College, 1997.
Dyfyniad MLAWolff, Edward Nathan. Economics of Poverty Inequality and Discrimination. Cincinnati, Ohio: South-Western College, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.