Bartlett, C.J. The rise and fall of the Pax Americana : United States foreign policy in the twentieth century / C.J. Bartlett. - London : Paul Elek, 1974. - ix, 204 p. ; ISBN: 0236310755 Subjects--Topical Terms: World politics--20th century. Subjects--Geographic Terms: United States--Foreign relations--20th century. Dewey Class. No.: 327.73 / Ri