Cita APA (7a ed.)

Committee, A. C. H. S. o. P. P. Letter, "Reverend and Dear Sir," From: Committee on Publication, [n.d.].

Cita Chicago Style (17a ed.)

Committee, American Catholic Historical Society of Philadelphia. Publications. Letter, "Reverend and Dear Sir," From: Committee on Publication, [n.d.].

Cita MLA (8a ed.)

Committee, American Catholic Historical Society of Philadelphia. Publications. Letter, "Reverend and Dear Sir," From: Committee on Publication, [n.d.].