Heinrich, B., & Dietz, N. (2016). Mind of the raven: Investigations and adventures with wolf-birds (Unabridged.). Tantor Media.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHeinrich, Bernd, और Norman Dietz. Mind of the Raven: Investigations and Adventures with Wolf-birds. Unabridged. Old Saybrook: Tantor Media, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHeinrich, Bernd, और Norman Dietz. Mind of the Raven: Investigations and Adventures with Wolf-birds. Unabridged. Tantor Media, 2016.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.