Gaya APA

Quinn, J, F. (2004). 'Three cheers for the abolitionist Pope!': American reactionto Gregory XVI's condemnation of the slave trade, 1840-1860. . : .

Gaya MLA

Quinn, John, F.. "'Three cheers for the abolitionist Pope!': American reactionto Gregory XVI's condemnation of the slave trade, 1840-1860. ". : , 2004. Majalah.