CHAHMPION, D. J. (1993). Research methods for criminal justice and criminology. Regents/Prentice Hall.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCHAHMPION, Dean J. Research Methods for Criminal Justice and Criminology. New Jersey: Regents/Prentice Hall, 1993.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCHAHMPION, Dean J. Research Methods for Criminal Justice and Criminology. Regents/Prentice Hall, 1993.
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