Vernon, U. (2020). A wizard's guide to defensive baking (First edition.). Argyll Productions.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVernon, Ursula. A Wizard's Guide to Defensive Baking. First edition. Seattle: Argyll Productions, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रVernon, Ursula. A Wizard's Guide to Defensive Baking. First edition. Argyll Productions, 2020.
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