APA (7. basım) Alıntı

Barker, R. (2018). International relations and policies. Clanrye International.

Chicago Style (17. basım) Atıf

Barker, Robert. International Relations and Policies. New York: Clanrye International, 2018.

MLA (9th ed.) Atıf

Barker, Robert. International Relations and Policies. Clanrye International, 2018.