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Lua i Stíl Chicago (17ú heag.)bognar, jozsef. The Economic-political Background of the Planning of International Trade. cairo: National Planning Institute, 1965.
Lua MLA (9ú heag.)bognar, jozsef. The Economic-political Background of the Planning of International Trade. National Planning Institute, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.