Tucker, R. W. (1968). Nation or empire? The debate over American foreign policy. Washington: The John Hopkins University.
Chicago-stil citatTucker, Robert W. Nation or Empire? The Debate Over American Foreign Policy. Washington: The John Hopkins University, 1968.
MLA-referensTucker, Robert W. Nation or Empire? The Debate Over American Foreign Policy. Washington: The John Hopkins University, 1968.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.