Fry, G., & O'Hagan, J. (2000). Contending images of world politics. Macmillan Press.
Lua i Stíl Chicago (17ú heag.)Fry, Greg, agus Jacinta O'Hagan. Contending Images of World Politics. Houndmills, Basingstoke, Hants, [Eng,]: Macmillan Press, 2000.
Lua MLA (9ú heag.)Fry, Greg, agus Jacinta O'Hagan. Contending Images of World Politics. Macmillan Press, 2000.
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