Ray, J. L. (1995). Global politics (6th ed.). Houghton Mifflin.
Lua i Stíl Chicago (17ú heag.)Ray, James Lee. Global Politics. 6th ed. Boston: Houghton Mifflin, 1995.
Lua MLA (8ú heag.)Ray, James Lee. Global Politics. 6th ed. Houghton Mifflin, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.