Παραπομπή σε μορφή APA (7η εκδ.)

Feenstra, R. C. (1998). The U.S.-China bilateral trade balance: Its size and determinants. National Bureau of Economic Research.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Feenstra, Robert C. The U.S.-China Bilateral Trade Balance: Its Size and Determinants. Cambridge: National Bureau of Economic Research, 1998.

Παραπομπή σε μορφή MLA (9th εκδ.)

Feenstra, Robert C. The U.S.-China Bilateral Trade Balance: Its Size and Determinants. National Bureau of Economic Research, 1998.