APA (7. basım) Alıntı

Abdel-Wahab, A. R. (1972). Tax policy and problems in a developing economy: A case study of Sudan. s.n.

Chicago Style (17. basım) Atıf

Abdel-Wahab, Abdel Rahman. Tax Policy and Problems in a Developing Economy: A Case Study of Sudan. Urbana, Ill: s.n, 1972.

MLA (9th ed.) Atıf

Abdel-Wahab, Abdel Rahman. Tax Policy and Problems in a Developing Economy: A Case Study of Sudan. s.n, 1972.