Gaya APA
Madden, G, O. ().
American catholic support for the Papal army. 1866-1868. Excerpta ex dissertatione P.U.G. .
Roma:
1970.
Gaya MLA
Madden, Gulielmo, O..
"American catholic support for the Papal army. 1866-1868. Excerpta ex dissertatione P.U.G. ".
Roma:
1970,
.
Buku.