Gregson, S. R. (2011). Investigating demons, possessions, and exorcisms. Capstone Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGregson, Susan R. Investigating Demons, Possessions, and Exorcisms. Mankato, Minn.: Capstone Press, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGregson, Susan R. Investigating Demons, Possessions, and Exorcisms. Capstone Press, 2011.
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