Pearson, F. S. (1998). International relations: The global condition in the twenty-first century (4th ed.). McGraw Hill.
Chicago Style aipamenaPearson, Frederic S. International Relations: The Global Condition in the Twenty-first Century. 4th ed. New York: McGraw Hill, 1998.
MLA aipamenaPearson, Frederic S. International Relations: The Global Condition in the Twenty-first Century. 4th ed. McGraw Hill, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.