abdel- rahman, i. h. (1962). the requirements for regional and national planning. the institute of national planning.
Citazione stile Chigago Style (17a edizione)abdel- rahman, i. h. The Requirements for Regional and National Planning. cairo: the institute of national planning, 1962.
Citatione MLA (9a ed.)abdel- rahman, i. h. The Requirements for Regional and National Planning. the institute of national planning, 1962.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.