. (3ef ebOeI GHf NdOhfs - . (3GHf NdOhf, YHO GdQMef Hf eMeOs; (3fGOQ, GdHjQ fUQj, LGeY hebOes; Abdelrahman Ben Mohammad Ibn Khaldoun ((3HjQhJs (3OGQ GdeTQbs, 1967)
Keywords: (3Yde GdGLJeGYs