Geary, L. (1950). A short history of St. Mary's Manor, South Langhorne, now Penndel, Pa. Washington, D.C..
Chicago Style (17th ed.) CitationGeary, Louis. A Short History of St. Mary's Manor, South Langhorne, Now Penndel, Pa. Washington, D.C., 1950.
MLA (8th ed.) CitationGeary, Louis. A Short History of St. Mary's Manor, South Langhorne, Now Penndel, Pa. Washington, D.C., 1950.
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