Greenwich Village Catholics: St. Josephs Church and the Evolution of an Urban Faith Community, 1829-2003. Washington D.C.: The Catholic University of America Press in August, 2003.
Slovaks on the Hudson: Most Holy Trinity Church, Yonkers, and the Slovak Catholics in the Archdiocese?of New York, 1894-2000. Washington, D.C. : The Catholic University of America Press, 2002.
The History of the Archdiocese of New York. Strasbourg: Editions du Signe, 1999.
Co-editor with Michael Glazier. The Encyclopedia of American Catholic History. Collegeville: The Liturgical Press, 1997.
Church History: A Course on the People of God. New York: Sadlier, 1997.
Dunwoodie : The History of St. Josephs Seminary. Westminster, MD: Christian Classics, 1993.
Paul J. Hallinan, First Archbishop of Atlanta. Wilmington: Michael Glazier, 1989.??