Guidara, W. (2022). Unreasonable hospitality: The remarkable power of giving people more than they expect. Optimism Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGuidara, Will. Unreasonable Hospitality: The Remarkable Power of Giving People More than They Expect. [New York]: Optimism Press, 2022.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGuidara, Will. Unreasonable Hospitality: The Remarkable Power of Giving People More than They Expect. Optimism Press, 2022.
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