Columbia subject headings:
Egypt--History--21st century.
Egypt--History--Protests, 2011-2013.
Martyrs--Egypt--Biography.
Harvard subject headings:
Egypt--History--21st century.
Egypt--History--Protests, 2011-
Martyrs--Egypt--Biography.
Princeton subject headings:
Egypt--History--21st century.
Egypt--History--Protests, 2011-.
Martyrs--Egypt--Biography.