Marler, P. L., & Hadaway, C. K. "Being religious" or "being spiritual" in America: A zero-sum proposition? / Penny Long Marler. C. Kirk Hadaway. American Exceptionalism.(2010).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMarler, Penny Long, और C. Kirk Hadaway. ""Being Religious" or "Being Spiritual" in America: A Zero-sum Proposition? / Penny Long Marler. C. Kirk Hadaway." American Exceptionalism.(2010) .
एमएलए (8वां संस्करण) प्रशस्ति पत्रMarler, Penny Long, और C. Kirk Hadaway. ""Being Religious" or "Being Spiritual" in America: A Zero-sum Proposition? / Penny Long Marler. C. Kirk Hadaway." American Exceptionalism.(2010), .
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.