Gregson, J. M. (2012). Least of evils: A Percy Peach mystery (1st world ed.). Severn House.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGregson, J. M. Least of Evils: A Percy Peach Mystery. 1st world ed. Sutton: Severn House, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGregson, J. M. Least of Evils: A Percy Peach Mystery. 1st world ed. Severn House, 2012.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.