Columbia subject headings:
Harvard subject headings:
African Americans--Civil rights
Civil rights movements--United States--History--20th century
King, Martin Luther, Jr., 1929-1968
United States--History--1953-1961.
Princeton subject headings:
African Americans--Civil rights.
Civil rights movements--United States--History--20th century.
King, Martin Luther, Jr., 1929-1968.
United States--History--1953-1961.