De Santo, C. P. (1982). Dear Tim: Letters on basic Christian beliefs from a father to his maturing son. Herald Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDe Santo, Charles P. Dear Tim: Letters on Basic Christian Beliefs from a Father to His Maturing Son. Ontario: Herald Press, 1982.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDe Santo, Charles P. Dear Tim: Letters on Basic Christian Beliefs from a Father to His Maturing Son. Herald Press, 1982.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.