Dwyer, G. P. (1959). Purgatory. Catholic Truth Society.
Chicago Style (17th ed.) CitationDwyer, G. P. Purgatory. London: Catholic Truth Society, 1959.
MLA (9th ed.) CitationDwyer, G. P. Purgatory. Catholic Truth Society, 1959.
Warning: These citations may not always be 100% accurate.