Columbia subject headings:
Harvard subject headings:
Awlad Ali (Arab people)--Politics and government.
Tribal government--Egypt.
Tribal government--Libya.
Tribes--Political aspects--Egypt.
Tribes--Political aspects--Libya.
Princeton subject headings:
Awlad Ali (Arab people)--Politics and government.
Tribal government--Egypt.
Tribal government--Libya.
Tribes--Political aspects--Egypt.
Tribes--Political aspects--Libya.