American Psychological Association
Dwyer, John C ( 1998 ). Church History Twenty Centuries of Catholic Christianity ( 00 ed. ). Paulist Press.
Modern Language Association
Dwyer, John C. Church History Twenty Centuries of Catholic Christianity . Paulist Press. 1998
Chicago Citation
Dwyer, John C. Church History Twenty Centuries of Catholic Christianity . 00 .Ramsey
: Paulist Press, 1998.
American Medical Association
Dwyer, John C. Church History Twenty Centuries of Catholic Christianity . Paulist Press; 1998.