Nouwen, H. J. M., Ford, M., & Smith, P. (2004). Eternal seasons: A liturgical journey with Henri J.M. Nouwen. St. Anthony Messenger Press.
Lua i Stíl Chicago (17ú heag.)Nouwen, Henri J. M., Michael Ford, agus Paul Smith. Eternal Seasons: A Liturgical Journey with Henri J.M. Nouwen. Cincinnati, OH: St. Anthony Messenger Press, 2004.
Lua MLA (8ú heag.)Nouwen, Henri J. M., et al. Eternal Seasons: A Liturgical Journey with Henri J.M. Nouwen. St. Anthony Messenger Press, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.