Tucker, R. W. (1968). Nation or empiren The debate over American foreign policy. Johns Hopkins Press.
Chicago (17e ed.) BronvermeldingTucker, Robert W. Nation or Empiren The Debate over American Foreign Policy. Baltimore: Johns Hopkins Press, 1968.
MLA (9e ed.) BronvermeldingTucker, Robert W. Nation or Empiren The Debate over American Foreign Policy. Johns Hopkins Press, 1968.
Let op: Deze citaties zijn niet altijd 100% accuraat.