abdel- rahman, i. h. (1962). the requirements for regional and national planning. the institute of national planning.
Lua i Stíl Chicago (17ú heag.)abdel- rahman, i. h. The Requirements for Regional and National Planning. cairo: the institute of national planning, 1962.
Lua MLA (9ú heag.)abdel- rahman, i. h. The Requirements for Regional and National Planning. the institute of national planning, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.