Abdel-Wahab, A. R. (1972). Tax policy and problems in a developing economy: A case study of Sudan. s.n.
Dyfyniad Arddull ChicagoAbdel-Wahab, Abdel Rahman. Tax Policy and Problems in a Developing Economy: A Case Study of Sudan. Urbana, Ill: s.n, 1972.
Dyfyniad MLAAbdel-Wahab, Abdel Rahman. Tax Policy and Problems in a Developing Economy: A Case Study of Sudan. s.n, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.