The Roman Martyrology. Transl. by the Archbishop of Baltimore. Last Edition, According to the Copy Printed at Rome in 1914. Revised Edition, with the Imprimatur of His Eminence Cardinal Gibbons. Baltimore: John Murphy Company, 1916. pp. 162–163.
Rev. Sabine Baring-Gould (M.A.). "SS. PEREGRINUS AND LAURENCE, MM. (ABOUT A.D. 250.)" In: The Lives of the Saints. Volume the Sixth: June. London: John C. Nimmo, 1897. p. 22.
June 3. Latin Saints of the Orthodox Patriarchate of Rome.
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(in Russian)16 июня (3 июня). Православная Энциклопедия под редакцией Патриарха Московского и всея Руси Кирилла (электронная версия). (Orthodox Encyclopedia - Pravenc.ru).