Columbia subject headings:
Abd el-Krim, 1882-1963.
Anual, Battle of, Annoual, Morocco, 1921.
Rif Revolt, 1921-1926.
Harvard subject headings:
Abd el-Krim, 1882-1963
Anual, Battle of, Annoual, Morocco, 1921.
Rif (Morocco)--History--20th century.
Rif Revolt, 1921-1926
Rif Revolt, 1921-1926--Campaigns
Spain--History, Military--20th century.
Princeton subject headings:
Abd el-Krim, 1882-1963.
Anual, Battle of, Annoual, Morocco, 1921.
Rif Revolt, 1921-1926.