Voegelin, E., Hollweck, T. A., & Caringella, P. (2007). Selected correspondence, 1950 - 1984: Eric Voegelin. Translations from the German by Sandy Adler. Ed. with an introd. by Thomas A. Hollweck. Univ. of Missouri Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVoegelin, Eric, Thomas A. Hollweck, और Paul Caringella. Selected Correspondence, 1950 - 1984: Eric Voegelin. Translations from the German by Sandy Adler. Ed. with an Introd. by Thomas A. Hollweck. Columbia, Mo. [u.a.]: Univ. of Missouri Press, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रVoegelin, Eric, et al. Selected Correspondence, 1950 - 1984: Eric Voegelin. Translations from the German by Sandy Adler. Ed. with an Introd. by Thomas A. Hollweck. Univ. of Missouri Press, 2007.
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