APA (7. basım) Alıntı

Pugel, T. A. (2007). International economics (13th ed.). McGraw-Hill Irwin.

Chicago Style (17. basım) Atıf

Pugel, Thomas A. International Economics. 13th ed. Boston: McGraw-Hill Irwin, 2007.

MLA (8th ed.) Atıf

Pugel, Thomas A. International Economics. 13th ed. McGraw-Hill Irwin, 2007.