APA (7th ed.) Citation

Nouwen, H. J. M., Christensen, M. J., & Laird, R. (2006). Spiritual direction: Wisdom for the long walk of faith. Harper San Francisco.

Chicago Style (17th ed.) Citation

Nouwen, Henri J. M., Michael J. Christensen, and Rebecca Laird. Spiritual Direction: Wisdom for the Long Walk of Faith. [San Francisco, Calif.]: Harper San Francisco, 2006.

MLA (8th ed.) Citation

Nouwen, Henri J. M., et al. Spiritual Direction: Wisdom for the Long Walk of Faith. Harper San Francisco, 2006.

Warning: These citations may not always be 100% accurate.