Hefley, M. (1980). God called: A family answered. Cross Roads Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHefley, Marti. God Called: A Family Answered. Atlanta: Cross Roads Books, 1980.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHefley, Marti. God Called: A Family Answered. Cross Roads Books, 1980.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.