Cita APA (7th ed.)
Sproul, R. (1991). Following christ. Tyndale House Pub. Inc..
Cita Chicago (17th ed.)
Sproul, R.C. Following Christ. Illinois: Tyndale House Pub. Inc., 1991.
Cita MLA (9th ed.)
Sproul, R.C. Following Christ. Tyndale House Pub. Inc., 1991.
Atenció: Aquestes cites poden no estar 100% correctes.