Packard, H. S., & Butler, W. H. SS. Peter and Paul's Cathedral, Alton, Ill. Philadelphia: Packard & Butler.
Chicago Style (17th ed.) CitationPackard, Herbert S., and William H. Butler. SS. Peter and Paul's Cathedral, Alton, Ill. Philadelphia: Packard & Butler.
MLA (8th ed.) CitationPackard, Herbert S., and William H. Butler. SS. Peter and Paul's Cathedral, Alton, Ill. Philadelphia: Packard & Butler.
Warning: These citations may not always be 100% accurate.