Ortberg, J. (2014). Soul keeping: Caring for the most important part of you (1st [edition].). Zondervan.
Style de citation Chicago (17e éd.)Ortberg, John. Soul Keeping: Caring for the Most Important Part of You. 1st [edition]. Grand Rapids, Michigan: Zondervan, 2014.
Style de citation MLA (8e éd.)Ortberg, John. Soul Keeping: Caring for the Most Important Part of You. 1st [edition]. Zondervan, 2014.
Attention : ces citations peuvent ne pas être correctes à 100%.