Παραπομπή σε μορφή APA (7η εκδ.)

Carbaugh, R. J. (1999). International economics (7th ed.). South-Western College Publishing.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Carbaugh, Robert J. International Economics. 7th ed. Cincinnati: South-Western College Publishing, 1999.

Παραπομπή σε μορφή MLA (9th εκδ.)

Carbaugh, Robert J. International Economics. 7th ed. South-Western College Publishing, 1999.