abdel- rahman, i. h. (1962). the requirements for regional and national planning. the institute of national planning.
Chicago-čujuhus (17. p.)abdel- rahman, i. h. The Requirements for Regional and National Planning. cairo: the institute of national planning, 1962.
MLA-čujuhus (9. p.)abdel- rahman, i. h. The Requirements for Regional and National Planning. the institute of national planning, 1962.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.