Não informado. (2004). Hungarian agricultural review. National Agricultural Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Hungarian Agricultural Review. Budapest: National Agricultural Library, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Hungarian Agricultural Review. National Agricultural Library, 2004.
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