APA aipamena

Clark, I. (1997). Globalization and fragmentation: International relations in twentieth century.

Chicago Style aipamena

Clark, Ian. Globalization and Fragmentation: International Relations in Twentieth Century. Oxford Uvty Press: Oxford, 1997.

MLA aipamena

Clark, Ian. Globalization and Fragmentation: International Relations in Twentieth Century. 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.