sobhy, h. m. (1980). regional planning as a tool of strengthening the national economy. the institute of national planning.
Chicago-čujuhus (17. p.)sobhy, hoda m. Regional Planning as a Tool of Strengthening the National Economy. cairo: the institute of national planning, 1980.
MLA-čujuhus (9. p.)sobhy, hoda m. Regional Planning as a Tool of Strengthening the National Economy. the institute of national planning, 1980.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.