Knapp, S. (2024). Beyond the root cellar: The market gardener's guide to growing and storing vegetables for off-season sales and food security. Chelsea Green Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKnapp, Sam. Beyond the Root Cellar: The Market Gardener's Guide to Growing and Storing Vegetables for Off-season Sales and Food Security. White River Junction, Vermont: Chelsea Green Publishing, 2024.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKnapp, Sam. Beyond the Root Cellar: The Market Gardener's Guide to Growing and Storing Vegetables for Off-season Sales and Food Security. Chelsea Green Publishing, 2024.
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