(2008). Bulletin of the University of Agricultural sciences and veterinary medicine Cluj-Napoca: Volume 65, Horticulture. (1).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBulletin of the University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca: Volume 65, Horticulture. (1). 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBulletin of the University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca: Volume 65, Horticulture. (1). 2008.
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