Gaya APA

Kegley, C, W., Witkopf, E, R. (2001). The Global Agenda : Issues And Perspectives (Sixth). Boston: Mc Graw Hill.

Gaya MLA

Kegley, Charles, W.., Witkopf, Eugene, R.. "The Global Agenda : Issues And Perspectives". Sixth Boston: Mc Graw Hill, 2001. Text.