Παραπομπή σε μορφή APA (7η εκδ.)

Leith, J. C. (1974). Foreign trade regimes and economic development: Ghana. Nat'l Bureau of Economic Research.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Leith, J. Clark. Foreign Trade Regimes and Economic Development: Ghana. New York: Nat'l Bureau of Economic Research, 1974.

Παραπομπή σε μορφή MLA (9th εκδ.)

Leith, J. Clark. Foreign Trade Regimes and Economic Development: Ghana. Nat'l Bureau of Economic Research, 1974.