Sullivan, A. C. (2014). Permission to doubt: One woman's journey into a thinking faith. Kregel Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSullivan, Ann C. Permission to Doubt: One Woman's Journey into a Thinking Faith. Grand Rapids, MI: Kregel Publications, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSullivan, Ann C. Permission to Doubt: One Woman's Journey into a Thinking Faith. Kregel Publications, 2014.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.