Black, S. H. (2016). Gardening for butterflies: How you can attract and protect beautiful, beneficial insects (First edition.). Timber Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBlack, Scott Hoffman. Gardening for Butterflies: How You Can Attract and Protect Beautiful, Beneficial Insects. First edition. Portland, Oregon: Timber Press, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBlack, Scott Hoffman. Gardening for Butterflies: How You Can Attract and Protect Beautiful, Beneficial Insects. First edition. Timber Press, 2016.
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