APA (7. basım) Alıntı

Pugel, T. A. (2008). International Economics (13th.). McGraw Hill Education.

Chicago Style (17. basım) Atıf

Pugel, Thomas A. International Economics. 13th. New Delhi: McGraw Hill Education, 2008.

MLA (9th ed.) Atıf

Pugel, Thomas A. International Economics. 13th. McGraw Hill Education, 2008.