America's Church: The National Shrine of the Immaculate Conception and Catholic Presence in the Nation's Capital. : Oxford University Press, 2011-06-28. Oxford Scholarship Online. 2011-09-22. Date Accessed 25 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199782987.001.0001/acprof-9780199782987>.
(2011-06-28). America's Church: The National Shrine of the Immaculate Conception and Catholic Presence in the Nation's Capital. : Oxford University Press. Retrieved 25 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199782987.001.0001/acprof-9780199782987.
America's Church: The National Shrine of the Immaculate Conception and Catholic Presence in the Nation's Capital. : Oxford University Press, 2011-06-28. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199782987.001.0001/acprof-9780199782987.
Tweed TA. America's Church: The National Shrine of the Immaculate Conception and Catholic Presence in the Nation's Capital. Oxford University Press; 2011. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199782987.001.0001/acprof-9780199782987. Accessed May 25, 2013.