Sheen, F. J. (1942). The two swords. National Council of Catholic Men.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSheen, Fulton J. The Two Swords. Washington, D.C.: National Council of Catholic Men, 1942.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSheen, Fulton J. The Two Swords. National Council of Catholic Men, 1942.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.