Não informado. (1971). Abstracts of hungarian economic literature. Hungarian Scientific Council for World Economy.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Abstracts of Hungarian Economic Literature. Budapest: Hungarian Scientific Council for World Economy, 1971.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Abstracts of Hungarian Economic Literature. Hungarian Scientific Council for World Economy, 1971.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.