Archdiocese of Philadelphia, O. o. t. S. o. S. Report to the Community: Catholic Secondary Education in the Archdiocese of Philadelphia. Philadelphia.
Chicago Style aipamenaArchdiocese of Philadelphia, Office of the Superintendent of Schools. Report to the Community: Catholic Secondary Education in the Archdiocese of Philadelphia. Philadelphia.
MLA aipamenaArchdiocese of Philadelphia, Office of the Superintendent of Schools. Report to the Community: Catholic Secondary Education in the Archdiocese of Philadelphia. Philadelphia.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.