Piat, S. J. (1997). Céline, Sister Geneviève of the Holy Face: Sister and witness of Saint Thérèse of the Child Jesus. Ignatius Press.
Dyfyniad Arddull ChicagoPiat, Stéphane Joseph. Céline, Sister Geneviève of the Holy Face: Sister and Witness of Saint Thérèse of the Child Jesus. San Francisco: Ignatius Press, 1997.
Dyfyniad MLAPiat, Stéphane Joseph. Céline, Sister Geneviève of the Holy Face: Sister and Witness of Saint Thérèse of the Child Jesus. Ignatius Press, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.