Columbia subject headings:
Harvard subject headings:
African American mathematicians.
African American scientists.
African Americans--Education
African Americans--Languages
Black English
Language and education--United States.
Mathematics--Study and teaching--United States
Science--Study and teaching--United States
Princeton subject headings:
African American mathematicians.
African American scientists.
African Americans--Education.
African Americans--Language.
Black English.
Language and education--United States.
Mathematics--Study and teaching--United States.
Science--Study and teaching--United States.