Columbia subject headings:
Egypt--Politics and government--1970-1981.
Rayyān, Aḥmad Tawfīq ʻAbd al-Fattāḥ.
Harvard subject headings:
Princeton subject headings:
Egypt--Politics and government--1981-2011.
Rayyān, Aḥmad Tawfīq ʻAbd al-Fattāḥ.