Columbia subject headings:
Civil service--Veterans' preference--United States.
United States--Officials and employees--Selection and appointment.
Veterans--Employment--United States.
Harvard subject headings:
Civil service--Veterans' preference--United States.
United States--Officials and employees--Selection and appointment.
Veterans--Employment--United States
Princeton subject headings:
Civil service--Veterans' preference--United States.
United States--Officials and employees--Selection and appointment.
Veterans--Employment--United States.