Cutler, K. D., & Ellis, B. W. (2007). Burpee the complete flower gardener: The comprehensive guide to growing flowers organically. Wiley Pub..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCutler, Karan Davis, और Barbara W. Ellis. Burpee the Complete Flower Gardener: The Comprehensive Guide to Growing Flowers Organically. Hoboken, N.J.: Wiley Pub., 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCutler, Karan Davis, और Barbara W. Ellis. Burpee the Complete Flower Gardener: The Comprehensive Guide to Growing Flowers Organically. Wiley Pub., 2007.
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