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.