Columbia subject headings:
Presidents--Professional ethics--United States.
Presidents--United States--Decision making.
United States--Foreign relations--1945-1989--Moral and ethical aspects.
United States--Foreign relations--1989---Moral and ethical aspects.
Harvard subject headings:
Presidents--Professional ethics--United States.
Presidents--United States--Decision making.
United States--Foreign relations--1945-1989--Moral and ethical aspects.
United States--Foreign relations--1989---Moral and ethical aspects.
Princeton subject headings:
Presidents--Professional ethics--United States.
Presidents--United States--Decision making.
United States--Foreign relations--1945-1989--Moral and ethical aspects.
United States--Foreign relations--1989---Moral and ethical aspects.