Columbia subject headings:
Adult education--Ghana--History--20th century.
Adult education--Tanzania--History--20th century.
Literacy--Ghana--History--20th century.
Literacy--Tanzania--History--20th century.
Harvard subject headings:
Adult education--Ghana--History--20th century.
Adult education--Tanzania--History--20th century.
Literacy--Ghana--History--20th century.
Literacy--Tanzania--History--20th century.
Princeton subject headings:
Adult education--Ghana--History--20th century.
Adult education--Tanzania--History--20th century.
Literacy--Ghana--History--20th century.
Literacy--Tanzania--History--20th century.