Scicluna, H. P. (1955). The Church of St. John in Valletta: Its history, architecture and monuments, with a brief history of the Order of St. John from its inception to the present day. privately printed by "Casa M. Danesi" in Rome for the author.

Scicluna, Hannibal Publius. The Church of St. John in Valletta: Its History, Architecture and Monuments, with a Brief History of the Order of St. John from Its Inception to the Present Day. privately printed by "Casa M. Danesi" in Rome for the author, 1955.