Columbia subject headings:
Adulthood--United States.
High school graduates--United States--Psychology.
Life cycle, Human--Social aspects--United States.
Harvard subject headings:
Adulthood--United States.
High school graduates--United States--Psychology.
Life cycle, Human--Social aspects--United States.
Princeton subject headings:
Adulthood--United States.
High school graduates--United States--Psychology.
Life cycle, Human--Social aspects--United States.