Marshall, E. S., & Murray, R. P. (1914). A supplement to The flora of Somerset. Somersetshire Archaeological and Natural History Society.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMarshall, Edward Shearburn, और Richard Paget Murray. A Supplement to The Flora of Somerset. Taunton: Somersetshire Archaeological and Natural History Society, 1914.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMarshall, Edward Shearburn, और Richard Paget Murray. A Supplement to The Flora of Somerset. Somersetshire Archaeological and Natural History Society, 1914.
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