Παραπομπή σε μορφή APA (7η εκδ.)

bognar, j. (1965). the economic-political background of the planning of international trade. National Planning Institute.

Παραπομπή σε μορφή Chicago (17η εκδ.)

bognar, jozsef. The Economic-political Background of the Planning of International Trade. cairo: National Planning Institute, 1965.

Παραπομπή σε μορφή MLA (9th εκδ.)

bognar, jozsef. The Economic-political Background of the Planning of International Trade. National Planning Institute, 1965.