Não informado. (1881). Tropical agriculturist. Ceylon Agricultural Society, Department of Agriculture.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Tropical Agriculturist. Peradeniya, Sri Lanka: Ceylon Agricultural Society, Department of Agriculture, 1881.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Tropical Agriculturist. Ceylon Agricultural Society, Department of Agriculture, 1881.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.