Downes, K. (1988). Sir Christopher Wren: Design of St. Paul's cathedral. Trefoil Publications in association with the Guildhall Library.
Chicago Style (17th ed.) CitationDownes, Kerry. Sir Christopher Wren: Design of St. Paul's Cathedral. London: Trefoil Publications in association with the Guildhall Library, 1988.
MLA (9th ed.) CitationDownes, Kerry. Sir Christopher Wren: Design of St. Paul's Cathedral. Trefoil Publications in association with the Guildhall Library, 1988.
Warning: These citations may not always be 100% accurate.