Columbia subject headings:
Helping behavior--Evaluation.
Public welfare--United States.
Social psychology--United States.
Welfare recipients--United States--Attitudes.
Harvard subject headings:
Helping behavior--Evaluation.
Helping behavior.
Public welfare--United States
Social psychology--United States.
Social psychology.
Welfare recipients--United States--Attitudes.
Welfare recipients--United States.
Princeton subject headings:
Helping behavior--Collected works.
Public welfare--United States--Collected works.
Social psychology--Collected works.
Welfare recipients--United States--Collected works.