Cita APA (7a ed.)

Merton, T., & Hart, P. (2013). In the Valley of Wormwood: Cistercian Blessed and Saints of the Golden Age. Liturgical Press.

Cita Chicago Style (17a ed.)

Merton, Thomas, y Patrick Hart. In the Valley of Wormwood: Cistercian Blessed and Saints of the Golden Age. Collegeville, Minnesota: Liturgical Press, 2013.

Cita MLA (8a ed.)

Merton, Thomas, y Patrick Hart. In the Valley of Wormwood: Cistercian Blessed and Saints of the Golden Age. Liturgical Press, 2013.