Patrick Henry Callahan. The Catholic University of America, The American Catholic History Research Center and University Archives.
Chicago Style (17th ed.) CitationPatrick Henry Callahan. The Catholic University of America, The American Catholic History Research Center and University Archives.
MLA (8th ed.) CitationPatrick Henry Callahan. The Catholic University of America, The American Catholic History Research Center and University Archives.
Warning: These citations may not always be 100% accurate.