(en) Daniel Kolb Cassel, History of the Mennonites
Historically and Biographically Arranged from the Time of the Reformation; More Particularly from the Time of Their Emigration to America. Containing Sketches Fo the Oldest Meeting Houses and Prominent Ministers. Also, Their Confession of Faith, Adopted at Dortrecht, in 1632., Phliadelphie, , 450 p. (lire en ligne), p.17-18 et 397
(en) Carolyn Holderread Heggen, « Sexual Abuse by Church Leaders and Healing for Victims », Mennonite Quarterly Review, vol. 89, no 1, , p. 81–93 (lire en ligne, consulté le ).
