World powers in the twentieth century /
Harriet Ward.
- 2nd ed.
- London : British Broadcasting Corporation : Heinemann Educational Books, 1985.
- xvii, 333 p. : ill. ; 25 cm.
Includes bibliographies and index.
0435319116 (Heinemann : pbk.) :
85211000
World politics--1945-
United States--History--20th century. Soviet Union--History--1917- China--History--20th century.