APA (7 वां संस्करण) प्रशस्ति पत्र
Hemmerling, K. (2014). Morality behind bars: An intervention study on fostering moral competence of prisoners as a new approach to social rehabilitation. Peter Lang.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Hemmerling, Kay. Morality Behind Bars: An Intervention Study on Fostering Moral Competence of Prisoners as a New Approach to Social Rehabilitation. Frankfurt, Germany: Peter Lang, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Hemmerling, Kay. Morality Behind Bars: An Intervention Study on Fostering Moral Competence of Prisoners as a New Approach to Social Rehabilitation. Peter Lang, 2014.
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