Zheng, S. (2000). Towards onions and shallots (Allium cepa L.) resistant to beet armyworm (Spodoptera exigua Hübner) by transgenesis and conventional breeding. s.n..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रZheng, Si-Jun. Towards Onions and Shallots (Allium Cepa L.) Resistant to Beet Armyworm (Spodoptera Exigua Hübner) by Transgenesis and Conventional Breeding. [Wageningen: s.n., 2000.
एमएलए (8वां संस्करण) प्रशस्ति पत्रZheng, Si-Jun. Towards Onions and Shallots (Allium Cepa L.) Resistant to Beet Armyworm (Spodoptera Exigua Hübner) by Transgenesis and Conventional Breeding. s.n., 2000.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.