John Carroll was the first Roman Catholic bishop in the United States and the first archbishop of Baltimore. He established the U.S. Roman Catholic church.
John Carroll. (2013). The Biography Channel website. Retrieved 10:42, May 25, 2013, from http://www.biography.com/people/john-carroll-9239585.
John Carroll. [Internet]. 2013. The Biography Channel website. Available from: http://www.biography.com/people/john-carroll-9239585 [Accessed 25 May 2013].
"John Carroll." 2013. The Biography Channel website. May 25 2013, 10:42 http://www.biography.com/people/john-carroll-9239585.
"John Carroll," The Biography Channel website, 2013, http://www.biography.com/people/john-carroll-9239585 [accessed May 25, 2013].
"John Carroll," The Biography Channel website, http://www.biography.com/people/john-carroll-9239585 (accessed May 25, 2013).
John Carroll [Internet]. The Biography Channel website; 2013 [cited 2013 May 25] Available from: http://www.biography.com/people/john-carroll-9239585.
John Carroll, http://www.biography.com/people/john-carroll-9239585 (last visited May 25, 2013).
John Carroll. The Biography Channel website. 2013. Available at: http://www.biography.com/people/john-carroll-9239585. Accessed May 25, 2013.