Columbia subject headings:
Minorities--United States.
Social sciences--Study and teaching (Secondary)--United States.
Social sciences--Textbooks.
Harvard subject headings:
Minorities--United States
Social sciences--Study and teaching (Secondary)--United States
Social sciences--Textbooks.
Princeton subject headings:
Minorities--United States.
Social sciences--Study and teaching (Secondary)--United States.
Social sciences--Textbooks.
Textbooks.