APA (7e ed.) Bronvermelding

Nugent, R. (2012). Thomas Merton & Thérèse Lentfoehr: The story of a friendship. St. Pauls.

Chicago (17e ed.) Bronvermelding

Nugent, Robert. Thomas Merton & Thérèse Lentfoehr: The Story of a Friendship. Staten Island, NY: St. Pauls, 2012.

MLA (8e ed.) Bronvermelding

Nugent, Robert. Thomas Merton & Thérèse Lentfoehr: The Story of a Friendship. St. Pauls, 2012.