Campbell, S. (2014). A nun on the bus: How all of us can create hope, change, and community. HarperOne.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCampbell, Simone. A Nun on the Bus: How All of Us Can Create Hope, Change, and Community. New York: HarperOne, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCampbell, Simone. A Nun on the Bus: How All of Us Can Create Hope, Change, and Community. HarperOne, 2014.
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