The New Schaff-Herzog Encyclopedia of Religious Knowledge. Vol. VI.. Innocents-Liudger. /
Edited by Samuel Macauley Jackson, D.D., LL.D; With the Assistance of Charles Colebrook Sherman and George William Gilmore, M. A 
. - Grand  Rapids; Michigan : Baker Book House,  1967 
. - XV, 505 p.  25 cm.