Lua APA (7ú heag.)

Callinicos, A., & Hore, C. (1991). The face of imperialism. London: Socialist Workers Party.

Lua i Stíl Chicago (17ú heag.)

Callinicos, Alex, agus Charlie Hore. The Face of Imperialism. London: Socialist Workers Party, 1991.

Lua MLA (8ú heag.)

Callinicos, Alex, agus Charlie Hore. The Face of Imperialism. London: Socialist Workers Party, 1991.

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