APA (7th ed.) Citation

Institute of American Genealogy. Washington County, Pennsylvania, marriages. Institute of American Genealogy.

Chicago Style (17th ed.) Citation

Institute of American Genealogy. Washington County, Pennsylvania, Marriages. [Chicago, Ill.: Institute of American Genealogy.

MLA (9th ed.) Citation

Institute of American Genealogy. Washington County, Pennsylvania, Marriages. Institute of American Genealogy.

Warning: These citations may not always be 100% accurate.