Não informado. Plant Immigrants. U.S. Department of Agriculture, Bureau of Plant Industry.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Plant Immigrants. Washington: U.S. Department of Agriculture, Bureau of Plant Industry.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Plant Immigrants. U.S. Department of Agriculture, Bureau of Plant Industry.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.