Dortort, F. (2011). The Timber Press guide to succulent plants of the world: A comprehensive reference to more than 2000 species. Timber Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDortort, Fred. The Timber Press Guide to Succulent Plants of the World: A Comprehensive Reference to More than 2000 Species. Portland, Or.: Timber Press, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDortort, Fred. The Timber Press Guide to Succulent Plants of the World: A Comprehensive Reference to More than 2000 Species. Timber Press, 2011.
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