el- sayed, a. (1962). le budget d' etat de la r. a. u. development classification. the institute of national planning.
Cita Chicago (17th ed.)el- sayed, atef. Le Budget D' Etat De La R. a. U. Development Classification. cairo: the institute of national planning, 1962.
Cita MLA (9th ed.)el- sayed, atef. Le Budget D' Etat De La R. a. U. Development Classification. the institute of national planning, 1962.
Atenció: Aquestes cites poden no estar 100% correctes.