Sanford, C. (2018). Staying healthy abroad: A global traveler's guide. University of Washington Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSanford, Christopher. Staying Healthy Abroad: A Global Traveler's Guide. Seattle: University of Washington Press, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSanford, Christopher. Staying Healthy Abroad: A Global Traveler's Guide. University of Washington Press, 2018.
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