Heinig, R. L. (1899). Glossary of botanic terms: Used in describing flowering plants. Office of the Superintendent of Government Printing, India.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHeinig, R. L. Glossary of Botanic Terms: Used in Describing Flowering Plants. Calcutta: Office of the Superintendent of Government Printing, India, 1899.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHeinig, R. L. Glossary of Botanic Terms: Used in Describing Flowering Plants. Office of the Superintendent of Government Printing, India, 1899.
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