Cita APA (7th ed.)

Pugel Thomas. A. (2011). International Economics (13th.). Tata Mcgraw Hill pub. co.

Cita Chicago (17th ed.)

Pugel Thomas. A. International Economics. 13th. NewYork: Tata Mcgraw Hill pub. co, 2011.

Cita MLA (9th ed.)

Pugel Thomas. A. International Economics. 13th. Tata Mcgraw Hill pub. co, 2011.