Alexander, L., & Drummond, A. (2020). A sporting chance: How Ludwig Guttmann created the Paralympic Games. Houghton Mifflin Harcourt.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAlexander, Lori, और Allan Drummond. A Sporting Chance: How Ludwig Guttmann Created the Paralympic Games. Boston: Houghton Mifflin Harcourt, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAlexander, Lori, और Allan Drummond. A Sporting Chance: How Ludwig Guttmann Created the Paralympic Games. Houghton Mifflin Harcourt, 2020.
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