O'Brien, J. A. (1937). The trek of the intellectuals to Rome: The dramatic surrender to truth. The Paulist Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रO'Brien, John A. The Trek of the Intellectuals to Rome: The Dramatic Surrender to Truth. New York: The Paulist Press, 1937.
एमएलए (8वां संस्करण) प्रशस्ति पत्रO'Brien, John A. The Trek of the Intellectuals to Rome: The Dramatic Surrender to Truth. The Paulist Press, 1937.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.