Columbia subject headings:
Morocco--History.
Morocco--Relations--Spain.
Spain--Relations--Morocco.
Spaniards--Morocco.
Harvard subject headings:
Morocco (Spanish zone)--History.
Morocco--Foreign relations--Spain.
Morocco--History--1912-1956.
Morocco--History.
Morocco--Relations--Spain.
Rif Revolt, 1921-1926
Spain--Foreign relations--Morocco.
Spain--Relations--Morocco.
Spaniards--Morocco
Princeton subject headings:
Morocco (Spanish zone)--History.
Morocco--Foreign relations--Spain.
Morocco--History--1912-1956.
Rif Revolt, 1921-1926.
Spain--Foreign relations--Morocco.