Não informado. (1955). New Zealand plants and gardens. Royal New Zealand Institute of Horticulture.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. New Zealand Plants and Gardens. Wellington: Royal New Zealand Institute of Horticulture, 1955.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. New Zealand Plants and Gardens. Royal New Zealand Institute of Horticulture, 1955.
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