Columbia subject headings:
Harvard subject headings:
Gambia--Description and travel.
Gambia--History.
Haley, Alex. Roots.
Senegal--Description and travel.
Senegal--History.
Princeton subject headings:
Gambia--Description and travel.
Gambia--History.
Haley, Alex. Roots.
Senegal--Description and travel.
Senegal--History.